Chapter 2 Understanding Funcion And Operation Of Various ICT Devices

A. Multi choice

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


B. Essay
1. In ASCII code, by what code is letter W represented?
2. Name and explain all supporting devices inside a CPU.
3. what is the abbreviation and the function of ROM?
4. Name three examples of network interface cards.
5. Name several cables that use on wired network.

Answered.

1. The letter W is represented by the number code 87.
2. A CPU socket-which is where a microprocessor is placed. A memory slot which is where a computer memory is placed. A chipset which is a chip that regulates the interaction among devices, there are a southbridge chip and a northbridge chip: An expansion slot, such as PCI, AGP, and PCI Express: A power connector to receive electrical input from the power supply unit (PSU) and then distributes the electricity to all connecting devices.
3. ROM (Read Only Memory) is a permanent memory that can be read but cannot be updated. ROM is to save computer operation program, such as BIOS and booting.
4. Ethernet, arcnet, and token ring.
5. UTP Cable, STP Cable, Coaxial Cable.

evaluation of chapter 1

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

B.Essay
1.How to turn on a computer properly?
2.What do you know about the RESET button?
3.Name several ways to open an application in Window Vista?
4.What is Office Suite? Mention example of Office Suite?
5.Name several example of application system that is compatable with Windows Vista operating system?

Answered:
1. a) Ensure that all power cable in a computer are connected.
b) Turn on the CPU by pressing the ON or POWER button on the cassing.
c) Turn on the monitor by pressing the ON or POWER button on the monitor.
d) Wait untilthe booting procedure is finished which is shown by the desktop appearance on the monitor screen.

2.RESET button function if the computer crashes or hangs or can not be shut down through the standard procedure, use the 'reset' button to restart the computer. the reset button is best used only if the computer does not respond. you can use the task manager facility to close all application programs that cause the computer not responding.

3.a) By Using Shortcuts on the Desktop.
b) By Using Start Menu.
c) By Using the Related Document.

4.Office Suite (word Processor) : word processor is software for documenting letter, books,reports, thesis, work paper, etc.
For example: Microsoft Office 2007, OpenOffice.org, and Abiword.

5. a) Using Calculator to Calculate Mathematical Operation.
b) Using Paint for Simple Drawing.
c) Usina Wordpad to Type Simple Documents.