Home Work ( I.C.T )

Evaluation Of Chapter 2 ( 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

• Question!!
  

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.

• Answer!!

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