PHS CyberSchool

Computer Studies SG Grade 10 - 2003

Last updated 19 May 2003

Theory examination May 2003 - 90 minutes - 100 marks

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

Select the answer to each question.

1. Which of the following would show the best graphics and text on a computer monitor?
   1. EGA
   2. SVGA
   3. VGA
   4. XGA
2. A special sequence of number or letters that limits access to electronic mail boxes:
   1. Combination
   2. Code
   3. Encryption
   4. Password
3. Which one of the following statements is FALSE?
   1. [PgUp] means go up (back) 24 lines.
   2. In word processing, the document is keyed in and printed simultaneously.
   3. One must not disconnect the keyboard cable while the machine is on as one can blow the printer port.
   4. The main keyboard of a computer looks like a typewriter with the addition of certain special keys.
4. Based on information in the address below in which country does this person live? - Another@rid.co.sa
   1. Saudi Arabia
   2. South Africa
   3. Zambia
   4. Cannot tell
5. Which of the following statements is FALSE?
   1. Antivirus software can detect viruses on a CD-ROM.
   2. Viruses can be found in e-mail attachments.
   3. You can get a virus by downloading a program from the Internet.
   4. You can get a virus by reading a web page.
6. It is necessary to have at least a main frame computer to …
   1. gain access to the Internet.
   2. act as a server for workstations in a school's local area network.
   3. calculate life insurance quotations for clients.
   4. monitor bank transactions of all the clients of all the branches of a bank the Western Cape.
7. In 1999 the South African Mark Shuttleworth from Thawte Consulting made a name for themselves when he sold his company for a large amount of money. They had developed a …
   1. digital certificate.
   2. virtual tour.
   3. webcam.
   4. zip-zip scanner.
8. 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.
9. 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
10. Which of the following input devices would you consider using if you have to work in a confined space?
    1. digitising tablet
    2. ergonomic keyboard
    3. mouse
    4. trackball

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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.  

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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. When creating a graph for use in a presentation one should use the thinnest and brightest bars.
2. TCP/IP is the communication protocol on which the Internet is based.
3. Software is/are the physical components of a computer such as the CPU and VDU.
4. The Internet developed from ARPANET, a network of the Amercian Defence Department.
5. SAP allows people to access the Internet using a wireless handheld device such as a cell phone.

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Question 4 - Dear Doctor Byte ... - 2 marks each - 10 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? (1) When should I use the Internet and get fast download speeds? (1)
2. 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? (2)
3. 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. (2)
4. The cursor on my mouse jumps all over the screen and does not go where I want it to go.  What is wrong? (1) What can I do to make it go where I want it to go? (1)
5. I did some work on my computer at school and want to take/send the file I used home.  Name two ways in which I can do it.  (2)

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Question 5 - 65 marks

1. General:
   1. What three characteristics determine the clarity of a computer screen? (3)
   2. How can one clean a monitor? (2)
   3. Describe the type of cable and socket connecting a keyboard to the CPU.  (2)

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2. Scanners:
   1. What type of scanner is used in the issuing of books in a library? (1)
   2. Explain why a tiny library in an old age home would not use a scanner for issueing books. (2)
   3. Explain the use of scanners in a library with reference to its database. (3)

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3. Answer the questions based on the following advertisement from Incredible Connections valid for 5 May to 11 May 2003. The computer costs R10 999.

   • Intel Pentium 4 Processor 2.40 GHz
   • 60GB HDD
   • 256 MB 333 MHz DDR RAM
   • 16  x DVD ROM drive
   • 48 x CDRW drive
   • 56K fax modem
   • 180 Watt speakers
   • 17" SVGA colour monitor
   • Integrated Intel Xtreme Graphics, 4 x AGP video slot
   • MS Windows XP Home
   • Norton Internet Security
   • Prometheus Family Healthcare software
   • MS Works suite
   • 2 Year warranty

   1. Why would it be possible or impossible to use this computer to save work on a CD-ROM? (1)
   2. This computer costs R10 999. If you had to do homework on a computer, would it be more economical to buy a 80286 processor computer for R2000? Give a detailed reason for your answer. (2)
   3. If you wanted to scan pictures what additional hardware would you require?  (1)
   4. How much storage space does the computer have? (1)
   5. Will PowerPoint be already loaded on this computer? (1)
   6. What holds the programs that you run in memory, as you use them? (1)
   7. What size floppy / stiffie disks will this computer use? (1)
   8. What of the above will be read by a laser? (1)
   9. What operating system is already loaded on this computer? (1)
   10. What type of keyboard will this computer use? (1)
   11. What are the details of the hardware that will allow one to connect to the Internet? (1)
   12. What type of processor is found on this computer? (1)

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4. Internet:
   1. Name two well-known South African online shops. (2)
   2. Name four South African ISP's. (4)
   3. You have received email from a number of people. How do you know from which country they come? Explain with examples. (4)
   4. Name the four essential components of a network so that they can communicate with one another. (4)

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5. A person had a car accident. When she reported it to the police she found a brochure on the charge office desk advertising the services of Cape Panelbeaters in Montague Gardens. She took her car to those panelbeaters and had a long talk to the owner, Mr Gropper.
   1. What well-known computer program could have been used to create the brochure? (1)
   2. These panelbeaters have email. What could their email address be if they had an account with Mweb? (2)
   3. The panelbeaters have a web site. What could their URL be? Give it in full. (2)
   4. What software would you need to access the Cape Panelbeaters' web site? Give the type of software and the name of an application, e.g. a word processor and MSWord. (2)
   5. Mr Gropper said that he intended installing … so that owners would be able to see, via the Internet, how their cars were being repaired. What did he intend installing?   (1)
   6. Name one piece of hardware needed to access the Internet. (1)
   7. What is your email address at school? (1)
   8. These days ICT is frequently used to enhance marketing presentations. What is a PowerPoint, Freelance or WordPerfect presentation? In other words what is an ICT presentation? (1)
   9. Why should a panelbeater develop a PowerPoint, Freelance or WordPerfect presentation? Explain carefully indicating when and where it could be used. (2)

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6. Between 7:00 PM (PST) on Monday, April 28, 2003 and 7:00 PM on Tuesday, April 29, 2003 Patrick Crispen of The Internet Tourbus at www.tourbus.com received a total of 730 emails. Of those, 22 were messages (messages from friends, readers, lists to which he subscribes), 2 messages with attachments contained viruses (detected and killed by Norton AntiVirus), and the remaining 706 messages (96.7%) were spams.
   1. What is spam? (1)
   2. What is an Internet hoax/scam? (1)
   3. How do you prevent such hoaxes/scam? (2)

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7. Out of the blue I (P Miller) received a letter from a welder called Ralph Roberto at XXX@bellatlantic.net asking for help doing some work in Excel. I had never heard of him before and was most surprised when I received the letter. As a good South African in the spirit of the Internet I helped him to the best of my ability.  After giving him advice on an Excel function I received the letter, copied below, with his grammar and his spelling.
   1. How did he find me and why did he ask me for help in Excel.  Base your answer on your knowledge of the Internet and not on P.Miller's character.  (2)
   2. What could he use Excel for?  Motivate with clear examples. (1)
   3. In the extract what do we call the funny marks after the word 'Pam'. (1) What do they mean? (1)
   4. He says he loves the Internet.  What is so special about the Internet?   Motivate with clear examples.  (3)

Thank You Pam :) :) :) I haven't tried it yet (I am right now after this E-mail) I live in New York, I don't know what grade you teach, But please tell the kids to study, I wish I payed more attention in school, there are soooo many things I wish I could do (and now I have to learn them now)  

I love the internet it is the BEST. ( I say it's like going to the library with your pajamas on! )

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