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