Evaluation chapter 2

A Multiple Choice

1.A
2.C
3.B
4.B
5.E
6.E
7.C
8.B
9.A
10.C

B. Esai

1.In ASCII code,by what code is letter W represented ?
answer : W is represented by the number code 87.

2.Name and explain all supporting devices inside a CPU.
answer : if CPU (casing) so the supporting devices are monitor,keybord,printer,mouse,speaker,etc.
- monitor/devices
is to display information in visual form,using images and text.
- printer is an output devices to produce the result of computer process in text or graphic on paper (in a printed form).
-speaker is an output device which produces sound signal.

3.What is the abbreviation and the function of ROM?
answer : ROM (Read Only Memory). ROM is to save computer operation program such as BIOS and booting.

4.Name three examples of network interface cards.
answer : there are several NIC types in the market, such as:ethernet, arjenet,and token ring.

5.Name several cables that use on a wired network.
answer :
- UTP cable
- STP cable
- Coaxial Cable
- Optical Fiber