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Kamis, 23 September 2010

School Task

Evaluation Of Chapter 2 Page 76-79

A. Multiple Choice
  1. a. Every input that is received by a computer
  2. d. The computer organizing computer
  3. b. User-Input-CPU-Output-User
  4. b. Base-2 number system
  5. e. 0 and 1
  6. e. 8
  7. c. Speaker
  8. b. Control Unit
  9. a. LAN
  10. c. Ring topology

B. Essay
  • Questions :
  1. In ASCII code, by what code is letter W represented ?
  2. Name and explain all supporting device inside a CPU.
  3. What is the abbreviation and the function of ROM ?
  4. Name three examples of network interface card.
  5. Name several cables that use on wired network.
  • Answers :
  1. Letter W is represented by the number code 87
  2. - ROM (Read Only Memory) is a permanent memory that can be read but can't be update.
    - RAM (random access memory) is a temporary memory.
  3. - ROM is Read Only Memory.
    - The function of ROM is to save computer operation program, such as BIOS and booting.
  4. - Topology Bus
    - Topology Ring
    - Topology Star
  5. - UTP Cable (Unshielded Twisted Pair)
    - STP Cable (Shielded Twisted Pair)
    - Coaxial Cable
    - Optical Fiber

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