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Computer Studies SG Grade 10 - 2005

Last updated 14 Nov 2005

Theory examination November 2005 - 90 minutes - 75 marks

There are six questions in this paper.  After each question draw a line, and then leave 3 open lines - If you do not do so marks will be deducted.

Question 1 - Multiple-choice questions - 1 mark each - 15 marks

Select the one answer to each question.

  1. The hardware which converts digital signals of a computer to analogue signals which can be carried along a telephone line:

    1. CPU 
    2. Fax 
    3. Modem 
    4. Program 

  2. In some business environments invoices and receipts are printed simultaneously in duplicate. The original copy is given to the client and the company retains the duplicate. What type of printer is recommended for this task? 

    1. Dot-matrix 
    2. Inkjet 
    3. Laser 
    4. Thermal 

  3. Which one of the following does NOT represent an example of an operating system? 

    1. Linux 
    2. MS Office
    3. MS-DOS 
    4. Windows XP

  4. A GUI ...

    1. allows programmers to create other software.
    2. is a user interface based on characters rather than graphics.
    3. is based on graphical images rather than characters.
    4. requires the user to type commands, then the computer responds to those commands.
  5. Compact disks are used as/to ...
    1. backup data. 
    2. primary memory. 
    3. save data which is too much to fit onto a single hard drive. 
    4. store data magnetically. 
  6. What is an operating system? 
    1. Creates a link between the user and the computer hardware by providing an interface, or environment, in which you can communicate with the computer. 
    2. Hardware 
    3. Provides a series of utilities and commands that you can use to manage your files, folders and disks. 
    4. Both (A) and (C) 

     

  7. An ISP is 

    1. a programming language 
    2. company with a permanent fast connection to the Internet 
    3. computer technician 
    4. international software programmer 
  8. Which ONE of the following could possibly represent an IP-address of a computer somewhere in the world?
    1. 23 Market Street, Boksburg
    2. 101.186. 1.33
    3. koos@yahoo.com
    4. http://www.mansion.org.za

  9. Which person(s) do you associate with Amazon?

    1. Sergey Brin and Larry Page
    2. Ken Kutaragi
    3. Linus Torvalds
    4. Jeff Bezos
  10. Which of the following addresses might you use to connect to a non-profit organisation?
    1. clifford@iafrica.com
    2. help@volunteer.mil
    3. petrust@mweb.co.za
    4. susanh@universe.org
  11. In October 2005 a message was sent to people with Standard Bank banking online asking them to fill in a form with their name, bank numbers and password.  Some very stupid people gave their names, numbers and passwords, and had money taken from their accounts.  (This was not really from Standard Bank and even if it was never give your password to anybody or even write it down.)  The illegal activity described was ...
    1. a virus hoax.
    2. phishing.
    3. spam.
    4. spyware.
  12. The World Wide Web began in the ...
    1. 1950s
    2. 1970s
    3. 1980s
    4. 1990s

  13. Output produced by a printer is often referred to as: 

    1. Blind carbon copies 
    2. Carbon copies 
    3. Hardcopy 
    4. Softcopy
  14. If Pinelands High School buys a single copy of WinZip, how many computers can it be installed on?
    1. one computer
    2. all the computers in Computer lab2 (new one)
    3. all the computers in Computer lab1 (old one)
    4. all the computers in the whole school
  15. Which of the following statements are true?
    1. A single-licence software program may be copied and given to friends.
    2. A single-licence software program may be copied by the buyer and sold to friends.
    3. A single-licence software program may be copied by the buyer and kept in case something goes wrong with his
      own program
    4. A single-licence software program may used on one computer only.

       

      1. 1, 3
      2. 2, 3
      3. 1, 4
      4. 3, 4

/15/

Question 2 - True or False, correct it - 5 marks

In each of the following cases indicate whether the statement is True or False. Correct each false statement by rewriting the statement, changing the bold-printed portions only. No marks will be awarded for simply negating the false statement.

  1. A spreadsheet is composed of fields, records and files.
  2. Photos taken with a digital camera can be downloaded to a computer's hard drive.
  3. If the hard disk of your computer is faulty, a computer technician will be able to replace it.
  4. System software consists of several programs, the most important of which is the operating system.
  5. The recycle bin is a temporary storage area in your computer's RAM for deleted files.

/5/

Question 3 - Computer architecture - 12 marks

  1. Give the name of the process used to create tracks and sectors on a disk. (1)

  2. Study the Annexure and answer the questions. 

    1. How much data can be stored on the hard disk of the computer in quotation B? (1)
    2. Which method of backup can be used in quotation A? (1)

  3. Study the Annexure and answer the questions. 

    1. How does an optical mouse differ from the normal mouse that uses a ball? (1)
    2. Name two specifications in quotation B that are related to screen display. (2)
  4. Imagine that you were setting up a small shop selling clothes. At any time there would be a manager and two assistants on duty. Draw the table below and provide the following information in table format.
    1. List three items of ICT equipment would you need in your shop
    2. Describe the tasks your ICT equipment would perform
    3. State the benefits you would expect from each.
     

    Item

    Description of task

    Benefits
    a.     (2)
    b.     (2)
    c.     (2)

      /12/

Question 4 - Software - 10 marks

  1. Give one advantage of an integrated package or software suite.  (1)
  2. Complete the sentences by supplying suitable word(s):
    Windows is a .. 2.a .. operating system using icons to represent the contents of the computer.  Before the advent of Windows, about 10 years ago, ..2.b .. was the most popular operating system.  The Open Source operating system which is now becoming popular and has been installed on the server at Pinelands is called ..2.c ... (3)
  3. Complete the sentences by supplying suitable word(s):
    How the operating system is loaded:  When a computer is switched on, a program called the ..3.a .. which is permanently stored in the ..3.b .. chip is run to perform certain checks.  This process of checking whether everything is operational is called the ..3.c ..  If eveything is functioning properly, the operating system is loaded into ..3.d ... (4)
  4. 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)

/10/

Question 5 - Data communication/Internet - 14 marks

  1. Quotation A includes an internal modem.
    1. Briefly describe the physical appearance of an internal modem. In other words, what does this modem look like? (1)
    2. What is the function of a modem? (1)
    3. Give one advantage of an external modem when compared to an internal modem. (1)
  2. What is an Internet hoax? (1)
  3. Define data communication. (2)
  4. Name two businesses/organisations or types of businesses/organisations that have to be paid when accessing the Internet from home. (2)
  5. What are Google and Altavista and discuss their function? (1)
  6. Suppose someone sends you an email when your computer is switched off and disconnected. Will the email be lost? Explain. (2)
  7. Name the three basic components of a data communication system. (3)

/14/

Question 6 - Social implications of the computer - 19 marks

  1. Study the Annexure and answer the question. When you compare the prices of the two quotations, there is not much difference. What is the most expensive item, included in quotation B, that is lacking in A and that can convince John to choose quotation B? (1)
  2. Study the Annexure and answer the question. With which part of the quotations would be BSA be most interested?  For the BSA to be satisfied or happy what must be supplied to the buyer? [2]
  3. Computer games are mostly forbidden or discouraged by educators in Computer Studies classes.
    1. Give one advantage of computer games for a learner. (1)
    2. Computer games are a waste of time. What is another disadvantage of computer games? (1)
  4. Scenario:  Student travelling by taxi needs to study.  What socially acceptable technology can be used by him/her to see work such as science experiments or read notes? (1)
  5. Security on the Internet is very important, especially for the protection of clients of a bank when they are using a browser.
    1. What character in the web address https://wwb.absadirect.co.za indicates that it is a safe URL? (1)
    2. What icon on the computer screen indicates that communication over the Internet between two computers is safe? (1)
    3. Give two examples where computers can help the man in the street with his transactions. (2)
    4. Why do relatively so few South Africans use Internet banking? (1)
  6. Name two types of software theft. (2)
  7. What is the study of people in their work environment called?  (1)
  8. A good password is to take a phrase known to you, replace the first letter of each word with a number meaningful to you, and then remove the blank spaces.
    1. Based on the idea above create a password based on the following phrase: computers are fun for learning  (This idea is meaningful to your computer teacher.)  (1)
    2. As an exercise create a password based on a phrase which you select.  Give the phrase and the password. (1)
  9. Clearly explain the payment methods for the following different types of software: 
    1. Shareware  (1)
    2. Open source software  (1)
    3. Proprietary software  (1)

 /19/

/75/ 

ANNEXURE

John received R6000 from his father to buy himself a computer.  He received quotations from two vendors.

QUOTATION A QUOTATION B
  • Intel Celeron 2.0 Ghz
  • 128 MB DDR SDRAM
  • 80 GB HDD
  • 3COM 10/100 Mbps Ethernet card
  • USB port on front of case
  • 40x CD-RW and DVD drive
  • 17" Monitor
  • 56K internal modem
  • Sound card and loudspeakers
  • Multimedia keyboard
  • Optical mouse
  • Windows XP Home
  • 1 year internet contract
  • Price R5 999
  • AMD 700 Mhz
  • 64 MB SDRAM
  • 40 GB HDD
  • 16 MB AGP video card
  • 54 x CD-ROM drive
  • 15" Monitor
  • 1.44 MB stiffy drive
  • 101 keyboard
  • PS/2 Mouse with scroll wheel
  • Windows 98
  • McAfee Antivirus
  • MS Office 2000
  • Price R5 979

 

This work may be freely copied for non-commercial use only. Copyright © Pam Miller.