Classroom with OfficeStations compared to conventional IT working
Contents
1. Satis TRG So NetOp School doesn t work in a configuration with OfficeStations or only when the student software is started once Remark by the manufacturer of the OfficeStation in combination with the OfficeStation there s a proprietary 100 compatible and cheap product offered called NControl for the same purpose as NetOp Gian Marco Hotz 01 04 2005 Page 33 www alpina its ch E mail info alpina its ch 6 FINAL REMARKS 6 1 Working journal Skipped by translator 6 2 Error analysis amp solutions Legend of priorities 1 top priority take care of immediately urgency level 1 5 1 change has been executed gt done Question Error Problem Solution approach Decision Prio First log on at OfficeStation01 results in error message error message 000004 Re started Master PC error message disappeared after restart CPU load is always higher than 90 at Master PC as soon as there s one OfficeStation connected The process starteak exe is loading the Master PC Searched for solutions in the internet Easy Access Software from HP to make special keys on the keyboard work slowed down the Master PC significantly Afer deinstallation of the software the problem was removed When shutting down error messages from Mcshield exe appear Installed several patches for McAfee VirusScan Enterprise 8 0 gt error messages not removed McAfee deinstalled and installed a2. 5 1 3 Generation of virtual CDs 28 E NEE 29 5 2 NetOp School eee ceeecceceeeceeceeeeneececeeeeeaeceeaaeseeeecaaeeeeaaaeeeaeeecaaeeseaaesgeneeseaeeesaeeeeaeeeeaes 30 5 2 1 Short information ao ttaat te aaassaaaoseaooosaoonosasaosssooonann 30 b33lnstallaton A AE 31 E RESUM S N ka ta a E A A E eg e 31 6 Final remark gro ww ee RE 32 6 1 WOFKINQ JOUNTNAL sitine kek osken e bo konn deacdbaneeuesuehdadadescueedasdeseuaedqaceanndneneiacenesedendie de 32 6 2 Error analysis 8 solutions cccceeeececeeeeeeseeeeeeeeeeaeeeeaaeeeeeeeeseaeeeeaaesseneeseaeeesaeeseaeeesaas 32 6 3 Time schedule comparison planned required ceceeeeeeeteeeeeeeeeeeeeeeneeeeeeaeeeeeene 33 6 4 Peronal evaluation Of paper 33 hah TEE 34 Tels BIDMOQNA DY EE 34 Gian Marco Hotz 01 04 2005 Page www alpina its ch E mail info alpina its ch 1 TASK FORMULATION FINAL PAPER 2005 Administrative information Apprentice Family name given name Gian Marco Hotz Street zip code city Via Maistra 17 7524 Zuoz Private phone Business phone 076 428 78 90 081 851 20 50 E mail gianmarco alpina its ch Executive Family name given name Feuerstein Mario Company Alpina IT Solutions GmbH Department Street zip code city Via Maistra 17 7524 Zuoz Business phone 081 851 20 50 E mail m feuerstein alpina its ch Place of work during final paper Company Al
3. gt Generate a detailed documentation of the comparison 3 3 Further possible partial tasks If time is sufficient one or several of the following possible partial tasks can be integrated into the main task in the given sequence Install and test ProtectOn on the Master PC Especially the functions of the Admin console should be tested Install and test NetOp School client Will the single Officestations be addresed separately by NetOp School Test ProtectOn in the context of 2 different boot partitions e g for a German and English boot partition For testing a complete second installation is not required but a skilled and fast second installation is sufficient e g an image of the first installation on a second HD or on a second partition In a classroom or also in a media library often individual learning CDs are applied In an OfficeStation environment this requirement could be met e g by using virtual CDs Which advantages and disadvantages has the solution via virtual CDs in contrast to the solution without additional hard and software What would be the cost of the ideal solution Are there any further cheaper solutions for this problem 7524 Zuoz February 17 2005 Mario Feuerstein Gian Marco Hotz 01 04 2005 Page 5 www alpina its ch E mail info alpina its ch 2 SUMMARY In this chapter will try to give a short overview The main part of this paper intends to compare two different systems One system consis
4. a Pies eee CVD Lauberte 5 1 4 Result No problems occurred with the Directories CD and the Economics CD Since there was still the old CD ROM path in the configuration files it didn t work immediately After these paths were modified it worked without problems had problems with copy protected CDs like the ECDL 4 CD When want to generate an image of the ECDL 4 CD it works without error up to 99 afterwards the generation stops sent a support request to the manufacturer and described my problem Gian Marco Hotz 01 04 2005 Page 30 www alpina its ch E mail info alpina its ch 5 2 NetOp School 5 2 1 Short information NetOp School is an uncomplicated software solution for classrooms with networked PCs This product is a tool for teachers and instructors to organize and to control PC based lessons aes fy te By ag Aah L duct Befehie Date Pichi AS kmatut The software consists of two parts one of that is called student running on the PC to be controlled The other part is called teacher and is installed on the Master PC This program offers the following functions Observe or remotely control student Block screen Execute commands and applications Gather and distribute data Shut down restart log off student log on with new user name Chat with student audio text Send messages Start recording Gian Marco Hotz 01 04 2005 Page 31 www alpina its ch E mai
5. a result out of the 2D graphics test Vendors note This information window only is popping up if some TCP IP packets are lost or not compatible with the TCP IP packet specifications Ncomputing implemented a CRC check to avoid such as a data loss 4 7 Test via S E T Il home The reason for applying S E T I GG home here has alredy been explained in chapter 3 5 1 started S E T l home at the Master PC in order to fully load the CPU The CPU load immediately jumped to 100 Now tried to log on with an OfficeStation which was successful without any problems Also the programs started worked without problems and you couldn t perceive that the CPU was fully loaded This shows that the system even works when the Master PC is fully occupied Gian Marco Hotz 01 04 2005 Page 20 www alpina its ch E mail info alpina its ch Timi eee a Qeu moren Aacht Anmenuraen masse Zrdeckiug satoa sendae Serta det OU Augsburg Audegeungctice Sela au fudagerrgedace maladi Ve SE aote l Teak e kan em Pann 9 minta man Deza oeta EE Kane oora RI enan DEY lane H Geet DEER Asplipri san ramar ION ete espiat asis Price I zim Dih Jajr larte Aale ON Gian Marco Hotz 01 04 2005 Page 21 www alpina its ch E mail info alpina its ch 4 8 Practical test with 3 users A practical test has been executed with 3 users working simultaneously at the OfficeStations gave the users appre
6. order to generate a virtual CD you insert the CD into the CD ROM drive of your Master PC Now you can select Generate a virtual CD in the Virtual CD 7 tray Now the following assistant appears and you can define certain settings before the generation starts guele won der de ophuele CL antelk oeren sol Quele D BIT MEDIA cP Emoe ing Bescheibuag DT ME DA sa vonsosben Datrabonen sum Ernt len det vk CH Eizeugen ares withunlen CD Kopianchablona After all settings are done you only have to click Finish to generate the virtual CD Usually this takes 5 25 minutes depending on the CD Gian Marco Hotz 01 04 2005 Page 29 www alpina its ch E mail info alpina its ch fF 14m YA al OG Gonder ener i me Erzeugen timer virbuelfen CO BIT MEDIA e TIR DES Apita TS RT MEDIA EIT MEDIA ord Quelle 1 Oh Typ der CO Daten CD ioe Spur iwoni Siaa i TMS HT ern ze REECH Lkkeciu e Saktiran o Pane Ersteiung der vir tueilen CD EE RED Anevendung A Eat ch sch elen E nach etaligrecher Eretellung auei en l Computern nach der Erstellung der virtuellen Co herunterfatren After the generation is finished the new image appears in the administration tool here you can assign the images to virtual drives The images or virtual CDs were stored at a NAS Network Attached Storage Vrluele Laulweska Sr Drechrea Ch Ki kckavershaitakiee deg ve Ge NF es Lauer
7. re start of the MasterPC is required A profile has been created in advance with all settings pre configured file options links start menue display options and stored on the Master PC as default profile Now you can start to install user profiles In order to create a new user profile you enter system control gt user accounts as usual For each OfficeStation created a separate user account At the OfficeStation itself there s the possibility to define the following settings by selecting the menue item Setup Connection to USR Info Here there s the option to set a fix IP or to switch to DHCP Moreover there s the possibilty to enter a user name and to chose if you want a certain program to start right after log in Also screen resolution and color depth is set up here To prevent unauthorized access to the setup menue you can protect it with a password AGBFEALAB44B Gian Marco Hotz 01 04 2005 Page 16 www alpina its ch E mail info alpina its ch 4 3 Network scheme Scheme of my small network OfficeStaton01 DHCP HP d530c DHCP OfficeStation03 3Com OfficeConnect OfficeStation02 DHCP Switch 8Port DHCP The 3COM OfficeConnect 10 100 switch is connected with the socket 1 14 so there s the possibilty to share the resources like ADSL network printer storage space on the server of Alpina IT Solutions etc All clients receive their network settings via DHCP from the operativ
8. wait until CD is inserted Start the application program Economics Choose a lesson and execute it Does the sound work Quality gt lt gt lt gt lt Like at anormal PC sound ok ECDL 4 Plus wait until CD is inserted Start Bitmedia ECDL 4 Start with a lesson observe speed quality audio Is there any difference to the execution on a separate PC Quality is good Sound quality slightly worse gt lt gt lt gt lt Gian Marco Hotz 01 04 2005 Page 22 www alpina its ch E mail info alpina its ch BancoMedia Start BancoMedia Money Poly create a new account with X Screen refresh is your name delayed trembling Ee Test several functions check if audio works Sound quality slightly worse Euklid DynaGeo Start Euklid DynaGeo Engineer several forms lines Connect them so that the forms have the same corner points Move the single points lt gt lt XK lt Save the file under C Archive PracticalTest OfficeStationXX Documents Borland Delphi 5 Start Delphi 5 Select File gt Open project X Open xX C Programs Borland Delphi5 Demos Threads thrddemo dpr Start program via F9 and then click Start sorting X Check if program works correctly without system crash X Everything ok Close program by clicking ki x Open xX C Programs Borland Delphi5 Demos D
9. we really have to purchase a second PC isn t a second display sufficient At Aicomputer GmbH we have now found an alternative for such installations with the OfficeStation PC Multiuser IP 2000 XP user station Ultra Thin Client As a result of this paper we expect a reference installation and a comparison with a comparable installation on single PCs 2 Preparations not part of the final paper For the comparison a well equipped Master PC based on Windows XPP is available Before start of the final paper at least the latest version of following programs are installed and cinfigured Acrobat Reader PowerArchiver McAfee PDF Creator Nero Directories Internet Explorer Word Excel Powerpoint Visio Access Outlook Front Page Photoshop Elements Tastaturschreiben ECDL learning CD from bitmedia Derive Euklid Cindarella Delphi 5 0 Visual Basic 6 0 and several DOS applications A printer has been installed locally configured and tested An access to the internet has been configured and tested 3 OfficeStations and all further required hard and software components are available The manuals can be studied beforehand In case the supplier of the OfficeStations is available for queries 3 Task 3 1 Reference installation 3 OfficeStations will be installed connected and tested at the prepared Master PC All application programs installed on the Master PC will be tested systematically especially considering the functionality an
10. 4 00 USD 37 535 18 Savings per year CHF 15 898 00 USD 12 511 73 SF A SYON Ki Ge WA A SF Lt SFr Y A SFr 5 JO SFr wu A SFr Lt SFr 3 10 SFr 2 JO 200 0 d 0 00 Variant Variant 2 3 Years TCO E Installation Maintenance a Investment Purchase a Only Energy costs If the system with OfficeStations should get too slow you only have to replace the Master PC and all OfficeStations connected become more powerful at the same time another chance to save a lot of money Vendors note In this calculation are not implemented the cost savings for hardware upgrades Gian Marco Hotz 01 04 2005 Page 27 www alpina its ch E mail info alpina its ch 4 11 Advantages and disadvantages Reduce costs significantly Save energy Save space Everybody has the same configuration When Master PC fails nobody can work Easy to handle for the user User cannot connect any devices Easy installation Central administration Use optional devices together Common data storage No noise from fan Less effort for support Less waste heat Max resolution 1024 x 768 Compatibility with many application Less colours 16 bit programs Fast system availability Sound quality slightly worse Vendors notice OfficeStation version with additional USB and serial ports will be available in Q4 2005 Meanwhile there is a version of the O
11. 5 USD p a for 20 OfficeStations 4PCs 4 4200 h 5h 3 360 kWh per year 3 360 kWh 0 1 CHF 336 CHF 264 43 USD p a for 24 PCs Total 378 CHF 297 49 USD p a for 20 OSs and 4 PCs 4 10 3 Installation and maintenance Also the efforts for maintenance have to be considered that are significantly lower when applying OfficeStations compared with normal PCs calculated with a lifetime of 3 years When summarizing the required hours for the first installation ond those for maintenance installation of updates virus scanning installation of new software etc we get as a result 18 hours per PC for Variation 1 For Variation 2 assumed 36 hours per Master PC CHF 120 00 CHF 2 160 00 CHF 51 840 00 USD 94 44 USD USD 1 699 92 40 798 08 36 CHF 120 00 CHF 4 320 00 4 CHF 17 280 00 USD 94 44 USD USD 3 399 84 13 599 36 Gian Marco Hotz 01 04 2005 Page 26 www alpina its ch E mail info alpina its ch 4 10 4 Summary The following table shows a summary of the comparison again assuming a lifetime of 3 years Costs of power supply CHF 6 048 00 CHF 1 134 00 USD 4 759 78 USD 892 46 Installation maintenance CHF 51 840 00 CHF 17 280 00 USD 40 798 08 USD 13 599 36 Acquisition costs CHF 24 000 00 CHF 15 780 00 USD 18 888 00 USD 12 418 86 Total CHF 81 888 00 CHF 34 194 00 USD 64 445 86 USD 26 910 68 Savings for 3 years CHF 47 69
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13. ALPINA IT SOLUTIONS www alpina its ch E mail info alpina its ch Classroom with OfficeStations compared to conventional IT working places Final paper for receiving the certificate as computer scientist subject area systems technology PCExpanion Usas e Terminal User 1 Windows XP 6 usere2 E User 3 HostPC User 1 PCExpanion Terminal User 2 15th April 1 2005 Project team Hotz Gian Marco candidate Andeer Martin main expert Feuerstein Mario executive Landis Daniel auxiliary expert Alpina IT Solutions GmbH Via Maistra 17 7524 Zuoz Tel O81 851 20 50 Fax O81 851 20 55 www alpina its ch E mail info alpina its ch 0 TABLE OF CONTENTS 0 Table of CONTEN AS ies ost ke ki man ok a e Age 1 1 Task formulation final paper 2005 0000i0 020ttaeertteaaeraa ae raanaateaeaaeaasaeesasnaeonnoeanananannnananannanannnannnn 3 2 SUMMA Y e ie aie cs ce cece n kn ce ee che tute m e eh tk a a EE 7 3 Task analysis and CONCEPI c ecccceeeeeeeeeeeee eee eeeeee a eeeeee sess eeee se eeeeeeseseeeeeeseseeeeeseseseeeeeseseneeeeeeeees 8 3 1 What is an OfficeStatiON 0 0 ccccccceesseeeeeeeneeeeesaeeeeecaaeeeesesaaeeeesssaeeeessaeeseseneeeensaaes 8 3 2 Pre requisistes for OfficeStatiONS 2 0 ccccececeeseeceeeeeeeeeeeeeeeceeeeeceaeeesaaeseeeeeseaeeeeeaeeeenees 8 B53 ANIFOQUCUOM EE 9 34 E ill EE 9 3 9 TeSt PAOCEAUNOS boo aple dead aka e rak kk kb e wa ia kk ka op ank ka ta pikan Pa A ve as apa den
14. Borland Delphi 5 Start Delphi 5 Select File gt Open project Open C Programs Borland Delphi5 Demos Threads thrddemo dpr Start program via F9 and then click Start sorting Check if program works correctly without system crash Close program by clicking ki Open C Programs Borland Delphi5 Demos Docking dockex dpr Start program via F9 and then click the different color buttons Check if everything works correctly Close program by clicking xl Gian Marco Hotz 01 04 2005 Page 11 www alpina its ch E mail info alpina its ch In addition the test users are requested to fill in the following feedback form 1 How complicated is logging in compared with a normal PC much more complicatedmore complicated 0O equal easier 2 Speed of the officeStation compared with a normal PC too slow 3 Were there any system crashes during the practical test slower O equal 0 If yes when why different much easier faster never once several times 4 Would you deem it reasonable to apply this system in classrooms yes no If no why not 5 Where do you see the advantages of this system Simple to apply by the user Less efforts for support Noise reduction Central administration User cannot connect external devices All have the same configuration Central data storage Savi
15. ation one data package takes about 15 35 hours depending on the PC After evaluation of the packages they are sent back to the central host The underlying reason for applying this software is because it extremely utilizes the CPU As soon as you start this software the CPU load jumps to 100 so can check if the system works in a stable manner when it is complety utilized ref next chart k Begrck ber Caieoniezapsiazzsb Le rllteganee Daia Seek pa de ea Form er Jeng 1 A Ae owed fe Lede Gian Marco Hotz 01 04 2005 Page 8 www alpina its ch E mail info alpina its ch 3 5 2 Performance test The software Performance Test 30 days trial version allows to execute different tests The following can be tested CPU 2D graphic RAM hard disks and CD DVD drives After any test you receive a vey clear summary containing the test results which can be easily compared afterwards With this software you can easily check how big the difference in speed is between working on the Master PC directly versus sitting in front of an OfficeStation HE Petformance Test Y5 0 Auswertungsversion x Dee Beerbeiten Zosen Faben Tests Erweitert Yergleichsdaten Hife Al xen a 3 0 gt a2 e3 Dieser Computer 176 0 SEE 4 a CPU Kompression Resultat d KBytesiSek 3000 Dieser Computer 2138 3 CE amp CPU Verschl sselung Resultat d MBytes Sek 10 Dieser Compaen 93 Ee a CPU Bilddrehung Resuttat p Drehu
16. by my executive Mario Feuerstein and discussed with me The task has been released by the main expert Martin Andeer could start thinking about solutions about 2 weeks before start Chapter 4 1 3 4 Planning The project planning is an important part of this paper In order to avoid getting into time pressure planned the finalization for March 31 2005 So would have half a day left if something would go wrong or to finalize the documentation planned about 30 hours for documentation that distribute among the whole duration of the project The time schedule can be found later on in this paper Chapter 6 3 including the time actually needed for comparison 3 5 Test procedures In this chapter will describe the diverse test methods that have been applied in order to check speed performance and stability 3 5 1 S E T I home The first software to check speed under extreme conditions is called S E T l home S E T home is a scientific experiment that deals with the search for extra terrestrial intelligence The radio observatory in Arecibo Mexico every day receives a vast number of radio signals from different parts of the space This vast number of data has to be interpreted It s easy to understand that the scientists simply became tired and had the idea to transfer these data via internet and have them interpreted by users These data packages that are transferred for evaluation have a size of 300 350 byte Interpret
17. cutive M Feuerstein Task agreed Apprentice Gian Marco Hotz Main expert in charge Family name given name Andeer Martin Company andeer net Street zip code city Schulstr 76 7302 Landquart Business phone E mail martin andeer net Level of difficulty from easy easy medium difficult very main expert s point of medium _ difficult difficult view X Task released Main expert Martin Andeer Description of task design description Which work has to be executed What are the results expected by the principal Which measurable goals have to be achieved Which tests have to be executed What kind of documentation is required technical documentation user manual etc and according to which guidelines e Which documentation is required for whom principal user PC support developper etc Gian Marco Hotz 01 04 2005 Page 3 www alpina its ch E mail info alpina its ch Insert task on the following pages a half to max 3 pages Final paper for receiving the certificate as computer scientist subject area systems technology For Gian Marco Hotz Classroom with OfficeStations compared to conventional IT working places 1 Task formulation When consulting about the IT infrastructure of small enterprises classrooms or internet corners consisting of 2 or more workplaces the question appears again and again Do
18. d the performance If required additional test users can be requested from the executive at least 2 days before planned operation Following partial tasks arise gt Installation and configuration of the 3 OfficeStations gt System and software tests especially of functionality audio via headphones and performance gt Producing a detailed and complete test report gt Daily maintenance of working journal Gian Marco Hotz 01 04 2005 Page 4 www alpina its ch E mail info alpina its ch Producing installation documentation for system technicians 3 2 Comparison with a comparable installation of single PCs The reference installation will now be compared with a comparable installation of single PCs In this context costs of acqusition and installation expenses only hardware and operating system the estimated maintenance expenses per year as well as comfort of work and performance will be compared The comparison is intented to be displayed clearly and as efficiently as possible e g by means of tables Following partial tasks arise gt Describe exactly the two installations that are subject to the comparison without user applications gt Compare cost of acquisition and installation efforts only hardware and operating system Compare estimated maintenance expenses per year gt Compare working comfort and performance gt Give a personal critical recommendation gt Daily maintenance of working journal
19. development is as fast as in computer industry One of the advantages of the OfficeStation surely is that you dont have to replace it after 2 years all you need is a new Master PC and all OfficeStations connected become more powerful as well 4 10 1 Acquisition costs From following table you can read the acquisition costs for the hardware All costs have been calculated without additional components screens printer since they are the same for both system variations 3 0 GHz 512 M I 24 x CHF 1 000 CHF 24 000 RAM Total CHF 24 000 USD 18 888 3 0 GHz 1572 MB 4 x CHF 1 700 CHF 6 800 RAM USD 5 351 60 OfficeStation 20 x CHF 449 CHF 8 980 USD 7 067 26 Total CHF 15 780 USD 12 418 86 Gian Marco Hotz 01 04 2005 Page 25 www alpina its ch E mail info alpina its ch 4 10 2 Costs of power supply The following table shows the calculation of costs of power supply in order to demonstrate how economical the OfficeStations are calculation period is one year 300 working days 8h 4200 h working time for every PC OS per year Costs of power supply Variation 1 PC needs 1 KWh in 5 hours 24 PCs 24 4200 h 5h 20 160 kWh per year 20 160 kWh 0 1 CHF 2 016 CHF 1 586 59 USD p a for 24 PC Costs of power supply Variation 2 OfficeStation needs 1 KWh in 200 hours 20 OfficeStations 20 4200 h 200 h 420 kWh 420 kWh 0 1 CHF 42 CHF 33 0
20. e server of Alpina IT Solutions In the beginning had intented to cut my small network from the operative network but made a different decision due to several reasons internet access data storage printer and now work on the operative network 4 4 Data storage data security Data storage is an important item since losing all data and having to start from scratch is no fun decided for the following solution A Ghost Image of the Master PC will be generated regularly so that the installation can be restored in case of a system crash without losing much time The Ghost Image is saved on the NAS of Alpina IT Solutions The NAS of Alpina IT Solutions is based on RAID Level 5 so that data security is guaranteed The documents task formulation required software etc are stored on the operative server RAID Level 5 of Alpina IT Solutions Every night this server executes a complete back up so that also the security of this data is guaranteed Gian Marco Hotz 01 04 2005 Page 17 www alpina its ch E mail info alpina its ch 4 5 Functional test of programs on OfficeStation By means of the following table you can see which programs work and which caused problems Acrobat Reader 7 0 X Adobe Photoshop Elements X No problems also with big pictures Banco Media Leonardo in X Takes a bit longer to shut down program Business Banc
21. ems Chapter 5 Gian Marco Hotz 01 04 2005 Page 6 www alpina its ch E mail info alpina its ch 3 TASK ANALYSIS AND CONCEPT 3 1 What is an OfficeStation It s world wide one of the first terminal devices without CPU hard disk and drives and still you can work in Windows as you re used to and of course also use the complete software installed as if you were sitting in front of a usual PC It s a dvice on basis of the so called UTMA Ultra Thin Multi Access technology that transfers screen and sound data and provides standard interfaces for keyboard mouse and LAN network 3 2 Pre requisistes for OfficeStations OfficeStations only work on basis of Windows 2000 Professional Windows XP Home and Professional According to the manufacturer it is recommended to install the operating system from scratch when you d like to use OfficeStations From this table you can read the minimum requirements for the usage of OfficeStations gt 1 00 GHz P4 gt 2 40 GHz P4 gt 3 00 GHz P4 gt 3 20 GHz P4 with HT with HT with HT 256 MB 512 MB 1024 MB 2048 MB For any additional OfficeStation it is recommended to enlarge the RAM for 128 MB each OfficeStations only work with 100MB switches The connection is realized via network cables with a maximum length of 100 meters Gian Marco Hotz 01 04 2005 Page 7 www alpina its ch E mail info alpina its ch 3 3 Introduction The task was defined
22. fficeStation available with max resolution 1280 x 1024 compatible with most of the common displays Gian Marco Hotz 01 04 2005 Page 28 www alpina its ch E mail info alpina its ch 5 ADDITIONAL TASKS 5 1 Virtual CD 5 1 1 Short information Virtual CD copies DVDs music and data CDs by efficient data compression on the hard disk of a PC or server Virtual CD generates virtual drives on the Windows system area that exactly behave like real drives So you can save the efforts of changing CDs the danger of scratching them and costs for hardware are being reduced It is possible to display up to 23 virtual drives simultaneously and to work with them An unlimited number of images can be stored and assigned to the available drives The assignment is executed at the Master PC and is equally valid for all OfficeStations 5 1 2 Installation used version 7 for that a license key is available within Alpina IT Solutions The installation of Virtual CD is very easy everything is done by means of assistents When selecting customized installation there s the possibility of several settings like image path selection of virtual drives These and other settings can also be defined later on After installation there are several components available in order to control the processes create virtual CD burn virtual CD create 1 1 copy delete CDRW administration of images open toolbox 5 1 3 Generation of virtual CDs In
23. gain gt error messages removed Mouse pointer disappears after pressing Alt Prnt Screen re appears afer 2 seconds Mr Andder told me that Microsoft Terminal Services shows similar problems When generating virtual CDs ECDL 4 causes problems gt image can t be created stops at 99 Presumably error occurs because CD is copy protected wrote a support inquiry to the manufacturer and reported my problem When generating virtual CDs it s partly not possible to log on to the Master PC via OfficeStations The error only occurs if you try to log on when creating a virtual CD of a copy protected CD NetOp only works at one station simultaneously you can not control the Master PC and an OfficeStation simultaneously When starting the student software at a further PC OfficeStation a new process does appear on the task manager but the configuration window does not appear Reason is probably that NetOp School views the OfficeStations as one single client and therefore can not open more than one connection Vendors notice This issue was already solved by Ncomputing meanwhile Gian Marco Hotz 01 04 2005 Page 34 www alpina its ch E mail info alpina its ch 6 3 Time schedule comparison planned required skipped by translator 6 4 Peronal evaluation of paper Knew for quite a time already that would need a topic for my final paper Q
24. k Pubisher InfoPath Microsoft Visio 2003 Microsoft FrontPage 2000 Microsoft Visual Basic 6 0 Adobe Photoshop Elements Tastaturschreiben 4 0 1 keyboard writing ECDL Learning CD 4 0 from Bitmedia Derive 5 06 Euklid DynaGeo 2 5 Borland Delphi 5 0 Visual Basic 6 0 DOS applications Giochi Oeko Pyth Turbo BASIC Wsita Economics HEUREKA Klett Ali Der Mathemaster 2 0 mathematics HEUREKA Klett Gleichungen 8 Funktionen mathematics equations and functions BancoMedia Leonardo in business Make more Money Money Poly In order to have a backup of the basic installation created a Ghost Image which was saved on the NAS of Alpina IT Solutions If anything should go wrong it would be no problem to restore the basic installation and start again Gian Marco Hotz 01 04 2005 Page 15 www alpina its ch E mail info alpina its ch The MasterPC is ready now the installation of the OfficeStations can be started The OfficeStation software was installed on the Master PC according to the manufacturer s documentation The installation routine is quite simple and virtually nothing can go wrong There s the possibilty to set a password so not every user can change the settings of the NTC 2000 XP console Moreover it is requested to enter serial number and activation key of the single OfficeStations if no serial number is entered no OfficeStation has access to the Master PC After finishing the installation a
25. l info alpina its ch 5 2 2 Installation For installation used a 30 days trial version which can be downloaded for free from Avatech s internet homepage There were no problems during installation During installation you can select to install everything or the student or teacher files only The teacher software was installed on an additional notebook the student installation was done at the Master PC Then a few more fields have to be filled in class name display format start options 5 2 3 Result Controlling the Master PC immediately worked fine All commands were executed successfully Afterwards the student software was started at an OfficeStation in addition but this didn t work When you d like to start the software there does appear a new process in the task manager with the name nstdw32 exe but the configuration window of the student does not appear or only after a long waiting period Ba neton Student Micht in der Klasie aloj xi Datei Amh Ahon Extras Hike If you close the session on the Master PC you can start it at the OfficeStation without problems As soon as the software runs remote control works as well This is the way the the configuration window of the student software should look like Gian Marco Hotz 01 04 2005 Page 32 www alpina its ch E mail info alpina its ch LA etip Student Warben HF Elier Ia EAgenen klee Maidungen Aufzscheungen
26. mance test OfficeStation vs Master PC These values were taken from the results of the performance test and compared afterwards The value highlighted in orange indicates the higher value CPU integer operations CPU floating point operations CPU MMX CPU SSE 3DNow CPU Compression CPU Encryption CPU picture turn CPU sorting of character strings 2D graphics lines 2D graphics rectangles 2D graphics forms 2D graphics fonts and text 2D graphics GUI RAM assign small block RAM read with cache RAM read without cache RAM write Disk read sequentially Disk write sequentially Disk random search RW CPU mark RAM mark Disk mark CD mark 2D graphics mark 230 58 43 75 2 56 270 52 Million operations per second 282 85 Million operations per second Million matrices per second 176 68 Million matrices per second 2146 10 KBytes processed per second 9 26 KBytes processed per second 183 84 Picture turns per second 668 21 Thousand strings per minute 33 33 Drawn thousand lines per second 67 00 Drawn thousand pictures per second 18 55 Drawn thousand forms per second 101 00 Operations per second 268 80 Operations per second 941 62 MBytes transferred per sec
27. ng of power Cost reduction Looks good appearance Fit for the future No CD ROM drive No USB interface No floppy drive Advantage 6 Would it be reasonable to apply this system in the IAE surely not Reason Gian Marco Hotz why not 01 04 2005 D yes Disadvantage LI immediately Page 12 www alpina its ch E mail info alpina its ch 3 5 4 Test via Internet Access Controller In this test will be checked if the OfficeStations also work when there s an internet access controller in between An internet access controller is a device that opens the connection to the network respectively internet via a card system As long as the card is inserted a credit is being debited If your credit has run out the access is being refused The card can be reloaded for the desired credit limit zas Ant Shits WI RK Ped Pee Gian Marco Hotz 01 04 2005 Page 13 www alpina its ch E mail info alpina its ch 4 REALIZATION 4 1 Preparations Several preparation measures have been taken in advance Hard and software has been purchased from several suppliers Material has been gatherd to be able to meet the planned start date Before start studied documentation materials about the OfficeStations in order to get familiar with the topic since hadn t worked with OfficeStations before The Master PC was sa
28. ngen Sek 200 j Dieser Comouter 1829 eee a CPU Sortieren von Zeichenfolgen Resultat d Tausend ZeichenfolgeniSek 700 Dieser Computer 657 0 SSS 2D Grafik Linien aa an p Tausend Upenzek 70 Dieser Computer 32b 688 ooo 2D Grafik Rechtecke Resultat Tausend BilderiSek 60 Dieser Computer 32h 578 ES EI 20 Grafik Formen Resultat p Tausend F ormenS ek 30 Dieser Computer 32W 238 Lee SW Grafik 2D Schriften und Text Resultat 0 Operationen pro Sekunde 100 vi EE Gian Marco Hotz 01 04 2005 Page 9 www alpina its ch E mail info alpina its ch 3 5 3 Practical test The practical test is intented to check if using the Officestations also works under realistic circumstances will define different tasks to be executed by test users In order to take down peculiarities a test protocol has to be filled in during the tests Log in Start OfficeStation Log in OfficeStation user officeXX Excel Open following document C Archive PracticalTest OfficeStationXX energy xls Change background colour of cell B1 in map 1 Under PracticalTest OfficeStationXX you find a logo gif insert in cell A1 Calculate the sum of B6 B18 Calculate the sum of G6 G18 Save the file under C Archive PracticalTest OfficeStationXX Documents Visio Start Visio 2003 and create a small network scheme Apply different sysmbols colours sizes Save the file under C Archive Prac
29. ntices from IAE several tasks which they executed and had them take down their observations in the following test protocol Log in Start OfficeStation Log on OfficeStation user officeXX lt gt lt Excel Open following document C Archive PracticalTest OfficeStationXX energy xls Change background colour of cell B1 in map 1 Under PracticalTest OfficeStationXX you find a logo gif insert in cell A1 Calculate the sum of B6 B18 Calculate the sum of G6 G18 Save the file under C Archive PracticalTest OfficeStationXX Documents XXX XIX 2 Visio Start Visio 2003 and create a small network scheme Apply different sysmbols colours sizes Save the file under C Archive PracticalTest OfficeStationXX Documents lt gt lt gt lt Powerpoint Start Powerpoint and create a small presentation about 5 X pages Use as many effects colours animations sound as X Page transition trembling possible Save the file under X C Archive PracticalTest OfficeStationXX Documents Photoshop Elements Start Photoshop and create a new working area 50 x 50 cm Now you create a color picture on different levels with effects and filter Save the picture with psd format Now change the size to 20 x 20 cm Save the smaller picture with gif format XXX zl ze No deviations Economics
30. o Media Make more Money X Takes a bit longer to shut down program Banco Media Money Poly X Takes a bit longer to shut down program Borland Delphi 5 0 X Derive 5 06 X Directories 15 X CD must be inserted DOS Giochi 1 2 3 X DOS Oeko Error Display couldn t be initialized for full screen mode DOS Pyth Error Display couldn t be initialized for full screen mode DOS Turbo BASIC X DOS Wsita Error Display couldn t be initialized for full screen mode ECDL Learning CD from Bitmedia X Creates separate profiles for each session started Euklid Dyna Geo 2 5 X HEUREKA Klett Ali Der X Mathemaster 2 0 HEUREKA Klett Gleichungen amp X Funktionen McAfee VirusScan Enterprise 8 0i X Microsoft Access X Microsoft Excel X Microsoft FrontPage 2000 X Microsoft InfoPath X Microsoft Outlook X Sending of mails works Microsoft Powerpoint X Microsoft Publisher X Microsoft Visio 2003 X Microsoft Visual Basic 6 0 X Microsoft Word X Nero 6 3 0 2 X Burning CDs works burner is at the Master PC PDF Creator 0 8 0 X Creating PDFs works PowerArchiver 2000 X Tastaturschreiben 4 01 X Economics X CD must be inserted Vendors note Windows Terminal Service functions allow in general only that DOS sessions are displayed in a MS Windows graphic window instead of a DOS ASCIl Window in full screen Gian Marco Hotz 01 04 2005 Page 18 www alpina its ch E mail info alpina its ch 4 6 Perfor
31. ocking dockex dpr Start program via F9 and then click the different color X buttons Check if everything works correctly X Works without problems Close program by clicking ki X After the test users had worked at the OfficeStations for about 80 minutes had them fill in following feedback form finally and discussed the results with them shortly Differentiation OfficeStation 01 OfficeStation 02 OfficeStation 03 Unanimously 1 How complicated is logging in compared with a normal PC DI O X O D much more complicated more complicated equal easier much easier 2 Speed of the OfficeStation compared with a normal PC LI LI X LI too slow slower equal different faster 3 Were there any system crashes during the practical test XI X X O If yes when why never once several times Money Poly gt Microsoft error notice Gian Marco Hotz 01 04 2005 Page 23 www alpina its ch E mail info alpina its ch 4 Would you deem it reasonable to apply this system in classrooms X O If no why not yes no 5 Where do you see the advantages of this system Advantage Disadvantage Simple to apply by the user X DI Less efforts for support Noise reduction Central administration User cannot connect external devices All have the same configuration Central data storage Saving of power Cost reduction Looks good a
32. ond 1457 02 MBytes transferred per second 1316 46 MBytes transferred per second 1061 76 MBytes transferred per second MBytes transferred per second 36 04 MBytes transferred per second MBytes transferred per second 444 13 Calculated average of other results 465 74 Calculated average of other results 214 19 Calculated average of other results 104 30 Calculated average of other results 110 23 Calculated average of other results If you compare the values it becomes obvious that only small differences appear between Master PC and OfficeStation Still this is quite logical since the Master PC Gian Marco Hotz 01 04 2005 Page 19 www alpina its ch E mail info alpina its ch executes all operations while the OfficeStation represents the corresponding images only According to some of the test results the OfficeStation is sometimes even faster than the Master PC what is virtually impossible Yet these deviations arise because both tests were not executed exactly at the same time Following problem occurred during testing When starting the 2D graphics test you can see the first tests running After a certain time the connection to the Master PC is being cut and an error notice appears ref figure Yet this has no consequences since the opened session remains open for another 30 minutes withot closing data and programs So you can log in again and continue working where you stoppped So could still get
33. pina IT Solutions GmbH Street zip code city Via Maistra 17 7524 Zuoz Department Building office Topic of final paper Classroom with OfficeStations compared to conventional IT working places Current field of activity of System technology PC and LAN installation apprentice Allowed time in hours 80 School days Monday and Friday afternoon The final paper has to be execut ed on sequential days Tuesday March March April Wednesday Thursday Gian Marco Hotz 01 04 2005 www alpina its ch E mail info alpina its ch Task formulation Tools and methods Enumeration of main tools and methods hardware software programming languages etc that are expected or obligatory for the solution 1 PC and 3 OfficeStations A1 102142 with all required peripheral devices all SW packages to be in stalled New learning contents Which learning contents are probably new to the candidate and have to be developped Which sources are available The formulated task contains several hard and software components which are unknown to Gian Marco a this challenge well s well as to us Still we are sure that Gian Marco can cope Level of difficulty from easy easy medium difficult very executive s point of view medium __ difficult difficult X Task defined Exe
34. ppearance Fit for the future No CD ROM drive No USB interface No floppy drive X XX BGI TSE TST S lt TX TX TEX xxx x xXx 6 Would it be reasonable to apply this system in the IAE Informatik Ausbildungszentrum Engadin X O E surely not why not yes immediately Reason A computer scientist should have his her own PC where he can make use of optional devices interfaces Too few options for an apprentice in computer schience The three test users were bottom line convinced by the system Of course it doesn t make sense everywhere but there are several fields of application where this system is simple to use and above all economical Gian Marco Hotz 01 04 2005 Page 24 www alpina its ch E mail info alpina its ch 4 9 Test via Internet Access Controller Works without any problems you just have to make sure that the card is inserted in the Internet Access Controller before switching on the OfficeStation When the card is not inserted yet the OfficeStation cannot find the Master PC since there is no network connection Apart from this there s no difference to a normal network connection 4 10 Cost comparison Who doesn t know this experience you purchase a new PC and hardly you have it the device isn t up to date any longer In almost no other area the
35. t download Download of performance test 01 04 2005 Page 36
36. t up with all required programs and updates Following hardware was needed W OfficeStation PC Multiuser IP 2000 XP User Station Ultra Thin Client HP d530C Screen Mouse Keyboard 3COM OfficeConnect Switch 10 100 8 ports ENENENENENER Canon i905D Diverse incidentals Following PC served as Master PC PC HP d530C CPU Pentium 4 2 80 GHz RAM 1024 MB DDR Harddisk 80 GB CD burner Lite On Combo SOHC 4832K DVD ROM Compaq DVD ROM GDR8160B Ethernet Broadcom NetXreme Gigabit Graphic Intel 82865G card Gian Marco Hotz 01 04 2005 Page 14 www alpina its ch E mail info alpina its ch 4 2 Installation of Master PC In this chapter will shortly cover the basic installation of the Master PC and describe which applications have been installed The PC was restored via the HP Recovery CD After recovery Windows XP Professional is installed on the PC including the standard components of HP A RomPaq update was executed and the lates drivers for the components were downloaded from HP s website All Windows updated were downloaded including Service Pack 2 Since the Master PC was up to date now following application programs were installed Acrobat Reader 7 0 PowerArchiver 2000 McAfee VirusScan Enterprise 8 0i PDF Creator 0 8 0 Nero 6 3 0 2 Directories 15 Office2003 Professional Word Excel Powerpoint Access Outloo
37. tein could help me to lead me on the right track for the solution Now after 10 days of intensive dealing with the OfficeStations can well imagine that Alpina IT Solutions will sell this system in the future Based on several tests can be sure that this system works and will satisfy the customers Above all for class rooms internet cafes and similar fields of application see a big potential interest because savings and advantages outweigh the disadvantages by far Gian Marco Hotz 01 04 2005 Page 35 www alpina its ch E mail info alpina its ch 7 ATTACHMENTS 7 1 Bibliography URL http www acnc com http www auctores de http www heise de ct http www virtualcd de http www ncomputing com http www leo org http www drhardware de http www doublesight com http www officestation de http www avatech ch http www aicomputer ch http compaq com support files http www brack ch http www setiathome de http downloads vnunet de Books Documentation OfficeStation Manual Gian Marco Hotz Information about RAID Information about OfficeStation Diverse diagnosis software Supplier of Virtual CD software Manufacturer of OfficeStations Page for translations Diagnosis software Cost analysis of OfficeStation Information about OfficeStation Supplier of NetOp School Information about OfficeStation Drivers and software for HP PCs Online shop for software hardware etc Scientific experimen
38. ticalTest OfficeStationXX Documents Powerpoint Start Powerpoint and create a small presentation about 5 pages Use as many effects colours animations sound as possible Save the file under C Archive PracticalTest OfficeStationXX Documents Photoshop Elements Start Photoshop and create a new working area 50 x 50 cm Now you create a color picture on different levels with effects and filter Save the picture with psd format Now change the size to 20 x 20 cm Save the smaller picture with gif format Economics wait until CD is inserted Start the application program Economics Choose a lesson and execute it Does the sound work Quality ECDL 4 Plus wait until CD is inserted Start Bitmedia ECDL 4 Start with a lesson observe speed quality audio Is there any difference to the execution on a separate PC Gian Marco Hotz 01 04 2005 Page 10 www alpina its ch E mail info alpina its ch BancoMedia Start BancoMedia Money Poly create a new account with your name Test several functions check if audio works Euklid DynaGeo Start Euklid DynaGeo Engineer several forms lines Connect them so that the forms have the same corner points Move the single points Save the file under C Archive PracticalTest OfficeStationXX Documents
39. ts of conventional PCs whereas the other one uses the new OfficeStation system will try to show the differences as well as advantages and disadvantages of both systems Several test procedures have been applied in order to compare speed stability and working comfort These tests were executed via diagnostic routines and illustrated by clear tables Another test checked if all application software worked as plannes chapter 4 5 4 7 Unfortunately couldn t find any information about software that doesn t work on the OfficeStation since these devices are rather new and haven t been applied very often yet Moreover a practical test has been executed during which 3 test users tried several provided tasks on the OfficeStations during about 80 minutes In order to take down any peculiarity had the test users fill in feedback forms and test protocols so that the reader of this paper can follow the experiences of the test users Chapter 4 8 There was even sufficient time to execute additional tasks the results of which have also been taken down and documented One additional task is dealing with virtual CD drives here has been tested which software can or cannot be started from a virtual drive The other additional task is about the application NetOp School NetOp School is a tool for teachers and instructors in order to organize and control the lessons via PCs In this context we tested if the officeStationscan be addressed as separate syst
40. uickly it became evident that it s not so easy at all to find an interesting and if possible innovative topic When Mario Feuerstein addresed me one day and gave me more information about his idea with the OfficeStations knew this woud become my topic was sure from the beginning that this would become an interesting paper On March 15 Icould start with my work In the beginning it was a bit unfamiliar didn t know exactly where and how to start with This problem disappeared quite quickly when started getting into work executed the tasks in the office of Mario Feuerstein for there had sufficient space for the installation and it s not as loud as in the technicians shop floor Here could fully concentrate on my project never had problems with missing materials everything required was always available could define my working schedule quiet independently but tried to establish 8 hours daily to work on my paper What liked very much about my task is the fact that it deals with a comparison So didn t know exactly where this would end up Nobody knew the result of the comparison and so it was a quite open work still containing a few problems to be solved During my apprenticeship never had enough time to test and document something as diligently that s why could learn a lot from this work In case any problems or unclearness appeared that couldn t solve by my own usually one of the technicians or Mario Feuers
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