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Computer Studies SG Grade 11 - 2001

Last updated 31 May 2001

Theory examination May 2001 - 90 minutes - 100 marks

Section A - 30 marks

Question 1 - Multiple-choice questions - 1 mark each - 10 marks

Select the one answer to each question.
  1. In May 2001 the second largest (or by the end of May it may be the largest) ISP in South Africa is …
    1. ABSA.
    2. AOL.
    3. Kingsley.
    4. Western Cape Schools' Network.

     

  2. When you turn on your computer, the central processing unit performs instructions given by the ... that searches the disk drive for the main operating system files.
    1. CMOS
    2. POST
    3. RAM
    4. ROM BIOS

     

  3. In order to use telephone lines to carry data transmissions, a hardware device that will convert digital signals to analogue signals is required. This device is called a(n) …
    1. encryptor.
    2. interface.
    3. modem.
    4. translator.

     

  4. To read a downloaded bank statement from an online bank such as Absa which of the following format groupings is unsuitable?
    1. ASCII format, Microsoft Money, Quicken, Pastel Formats
    2. Comma-delimited text file viewable by word processors or spreadsheets
    3. Excel, Microsoft Money
    4. PowerPoint, Windows Metafile Format

     

  5. Computer Architecture refers to the design and ...
    1. construction of a computer program.
    2. construction of a computer system.
    3. operation of a computer program.
    4. operation of a computer system.

     

  6. If you look carefully at the motherboard, you will notice that some chips are soldered to the board whilst others are plugged into the board. The removable chips allow you to ...
    1. add extra power sources to your computer.
    2. integrate the ALU and the system clock unit.
    3. re-arrange the layout of your motherboard.
    4. upgrade your computer components.

     

  7. The Internet is ...
    1. a global network of computers networks.
    2. a government-owned agency that links computers.
    3. software for sending e-mail around the world.
    4. a specialised form of local area network.

     

  8. Which of the following physical or architectural features will enhance a good desktop publishing computer?
    1. CD-ROM drive, colour printer, 1.44 Mb disk drive
    2. desktop publishing software application, keyboard, mouse
    3. fast processor, large amounts of RAM, large storage capacity
    4. large monitor, clipart, scanner

     

  9. The CPU deals with each instruction in a cycle. The sequence of instructions to carry out one machine instruction is called the instruction or machine cycle. The first action is to fetch the instruction from memory and then the program counter is updated (reset). The other three phases of the machine cycle in the correct order are:
    1. Decode the instruction; Execute the instruction; Transfer the data.
    2. Decode the instruction; Transfer the data; Execute the instruction.
    3. Execute the instruction; Decode the instruction; Transfer the data.
    4. Transfer the data; Execute the instruction; Decode the instruction.

     

  10. BSA (Business Software Alliance) is a South African firm concerned with …
    1. e-commerce.
    2. unauthorized use of software applications.
    3. virus software.
    4. Year 2000 (Y2K) computer issues.

/10/

Question 2 - Matching columns - 1 each - 10 marks

Write down the letter of the item in Column B which best matches the description in Column A.

 
Column A Column B

  1. Manufacturer of CPUs.

  2. Port which allows a new hardware device to be detected and configured automatically.

  3. Program to compact (zip) many files into one big file or archive.

  4. Program to create interactive web pages.

  5. Program to download a complete web page, directory or site to use offline.

  6. Program to graphically illustrate geographical data.

  7. Program that allows mathematical calculations.

  8. Programs written on chips like the Basic input/output system (BIOS).

  9. Register used to hold the instruction being executed.  

  10. Register which contains the address of the next instruction to be fetched and executed.  
  1. Address register
  2. AMD
  3. CMOS
  4. Com port
  5. Encarta 2001
  6. Excel
  7. Instruction register
  8. Intel
  9. Java
  10. LPT port
  11. Microsoft
  12. MsMap
  13. Program counter
  14. RedHat
  15. USB
  16. WebWhacker
  17. WebZip
  18. WinZip

/10/

Question 3 - True or False - 1 mark each - 5 marks

State whether each statement is True or False. Correct each of the false statements by rewriting the statement, changing the bold-printed portions only. No marks will be awarded for simply negating the false statement.
  1. Within Access the text key serves to prevent duplicate entries, blank entries, and automatically sorts or alphabetizes. 
  2. The program Word can be used to create animations for a web page.
  3. The source code of Windows NT is copyrighted under the GNU public licence, i.e. the system is freely distributed with the source code made available.
  4. A system analyst deals with breakdowns in computers and related equipment. They have usually qualified at a technikon and / or have an A+ certificate.
  5. In desktop publishing the advantage of Quark is that one is able to use moveable objects.

/5/

Question 4 - Dear Doctor Byte ... - 1 mark each - 5 marks

Fully answer each question.

  1. When I use the World Wide Web it is so slow.  Is there a time when I should not use it?  What can I do to make downloading of pages quicker?
  2. Often when I want to login in our networked computer centre I have trouble logging in.  I know that my password is correct.  The centre administrator fiddles with the back of the CPU and does something to permit me to log in.  What can I do to help myself in such situations?
  3. I create wonderful presentations on my computer at home and need to take them to school to use in class but they cannot fit on a 3½" disk.   How can I take a large file from one place to another, on a 3½" disk?
  4. I took some wonderful holiday photographs and want to send copies of them to the people in New Zealand with whom I spent my holiday.  I could send the photographs to them by normal postage but it is too slow and expensive.  What is a cheap and quick way to send photographs to people far away?
  5. I pressed Print by mistake and wasted a great deal of paper printing rubbish.  What can I do, if and when I press Print by mistake, and want to stop 'mistake' printing.

/5/

Section B - 50 marks

Question 5 - Computer Architecture - 27 marks

Note the amount of marks and provide sufficient information.

  1. What do we call the 'things' on the motherboard into which other parts of the computer can be connected or plugged? (1)
  2. What is stored in RAM when the power goes off? (1)
  3. What is stored in ROM when the power goes off? (1)
  4. What do the buses look like on a motherboard? (1)
  5. How much RAM is found in most SOHO computers sold in 2001? (1)
  6. Which is the faster memory - cache or RAM? (1)
  7. Why was cache memory designed? (1)
  8. Arrange the following by capacity or ability to hold data, beginning with the largest: cache, RAM, registers. (2)
  9. What is web caching, and why is it important, particularly in South Africa? (3)
  10. Why does a computer need ROM? (3)
  11. Identify the following on the simplified drawing of the motherboard showing the relationship between the components. (Numbers or positions can be the home of more than one item from the list.) (4)
    1. Address BUS
    2. ALU (Arithmetic Control Unit)
    3. Control Bus
    4. CU (Control Unit)
    5. Data Bus
    6. Expansion slots
    7. I/O bus
    8. RAM
    9. Registers
    10. ROM

     

  12. The system or internal bus transfers data from the CPU to the memory area. Complete the following table. On your answer sheet write down each number and the word(s) which would fit in the table at that number. (8)

    		What does it transport?Where to?Where from?In which direction?How does it affect the computer?
    System busData busa.CPUMemoryd.g.
    System busAddress busb.CPUMemorye.h.
    System busControl busc.CPUMemoryf.

/27/

Question 6 - Data communication and networks - 23 marks

 

  1. "The Internet is changing commerce."
    1. What type of commercial transactions can successfully take place via the Internet? Explain and give an example. (2)
    2. Give two advantages for a company of doing sales over the Internet as opposed to brick and mortar company. (2)

    [4]

  2. How can WAP get you connected to the Internet?  Use the following words to explain the process, with illustrations if you wish:  cell phone, stylus, microbrowser, HTML, WML, WAP enabled phones, WAP gateway and Nokia.

    [4]

  3. The network in a computer centre in a poorly resourced school is set up so that it is possible to log on to the Internet.
    1. Describe one advantage of the Internet for such a school. (1)
    2. Describe one non-technical problem a school must consider when using the Internet. (1)
    3. Describe two technical problems a school must consider when using the Internet. (2)

    [4]

  4. "Absa Direct Internet Banking is the new direct banking system offered to Absa clients. The service is available using the Internet and it allows you to access your bank accounts from anywhere. "  Taken from the Absa web site May 2001.

    1. Give one economic reason why Absa is encouraging Internet banking? Explain in a full sentence. (1)

    2. Give one advantage for the client of Internet banking? Explain in a full sentence. (1)

    3. What is the Absa web address? (1)

    4. What do the clients use to make sure the 'wrong' people do not access their Internet account? Explain in a full sentence.  (1)

    5. What would your email address be if you had an account with MWeb? (1)

    6. What hardware is needed to access a web site, and what is a well known make? (2)

    7. What software would you need to access the Absa web site?  Give the type of software and the name of a application, e.g. a word processor and MSWord. (2)

    8. Name two banking services offered by Standard, Nedbank or Absa to their clients who bank via the Internet. Explain in two full sentences. (2)

    [11]

/23/

Section C - 20 marks

Question 7 - 20 marks

  1. A tennis club's secretary treasurer wishes to create a database of the members of the club including their personal details and membership fees. Each member has a unique membership number. There are 50 members of the club.
    Note these facts and answer the following questions:
    1. Name two types of data, which can be used in the design of fields. Next to each type of data give an example that could be found in this database.(2)
    2. How many records will be in this database? (1)
    3. Give a suitable file name (with an extension), for the file in which this database is stored. (1)
    4. Name a primary key field found in this database. (1)
    5. Which function of the word processor can be used to personally invite every club member to the annual dance? (1)
    6. How can she use this database to address these invitations? (1)

    [7]

  2. You have been asked to help organise a concert.
    1. You have to create advertising for the concert. There are two types of graphics - vector and bitmap. Which type of graphic would you use if you wished to enlarge or make the graphic smaller without creating fuzzy lines? (1)
    2. Give the name of a well-known computer program that will let you create graphics in bitmap format. (1)
    3. Owing to certain problems you will have to create the brochure at one centre and print it at another centre. Name two fonts that are certain to be on both computers. (2)
    4. Name two advantages of desktop publishing over current (2001) word processing applications. (2)

    [6]

  3. These days ICT is frequently used to enhance marketing presentations.
    1. What is a PowerPoint, Freelance or WordPerfect presentation? In other words what is an ICT presentation? (1)
    2. Why would a school principal create a PowerPoint, Freelance or WordPerfect presentation? Explain carefully. (1)
    3. Why would a school have a web site created? Explain carefully. (1)
    4. What device could be used so that a parent, via the web, could watch what was happening in a classroom? (1)
    5. If you wished to put a tiny video made with a digital camera on the web what would the file extension be? (1)
    6. Name a web editing application to create a web page? (1)
    7. If you put a PDF file on the World Wide Web it is normal to add a link to a program which will enable the user to read the PDF file. What is the name of that program? (1)

      [7]

/20/

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Return to Grade 11 lessons in 2001 or Computer Studies lesson plan index. This work may be freely copied for non-commercial use only. Copyright © Pam Miller.