Chapter 2.Understanding functions and Operation of Various ICT Devices

ICT

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EVALUATION OF 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.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 and explain several cables that use on a wired network

ANSWER

1. The letter W is represented by the number code 87.
2. a. Control unit is to translate commands or instruction in a series and then continues them to the entire computer parts.
    b. Arithmetic Logic Unit (ALU) is to process data by adding, substracting, comparing, and using logical formulas.
    c. Memory is to collect or to store data to run an application program.
3. ROM (Read Only  Memory )
    Function ROM is to save computer operation program, such as BIOS and booting.
4. Ethernet, arcnet, and token ring.
5. a.UTP (Unshielded Twisted Pair),it consistsof a pair of plastic wrapped conductor and each is colored.
b.STP cable (Shielded Twinsted Pair),STP cable is similar with UTP cable,except that it has double wrap
c.Coaxial Cable,consist of a main copper conductor with three wraps
d.Optical Fiber,is made of plastic or glass that acts as a medium for signal transmission in the form of light

Evaluation of chapter

1.      A. software

2.      C.to set computer software operations

3.      E. adobe photoshop

4.      E.waiting until the booting procedure finishes

5.      A.shut down

6.      C.choos  the delete buttom

7.      B.input device

8.      C.reset

9.      A.click start menu,select all programs,click Microsoft office,click Microsoft office 2007

10.  B.double-clicking excel shutcut

B.

1. How to on a computer properly?

2. What do you know about the Reset button?

3. Name several ways  to open an application in windows Vista.

4. what is office Suite?Mention examples of office Suite.

5.Name several examples of application system that is comlatable with Windows Vista operating system.

ANSWER!!!

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 until the booting procedure is finished, which is shown by the desktop appearance on the monitor screen.

        2. Reset button use if the computer chares or hangs or can not be shut down through the                standard procedure, use the “reset” button to restart the computer.

         3 .

a)     By using shortcuts on the desktop

b)     By using start menu

c)     By using the related document.

        4.    word processor (office suite)

            Word processor is software for documenting letters, books , reports, thesis, work papers, etc. for example , Microsoft office 2007, openoffice.org, and Abiword.

          5.    a. Word Processor

                 b. Graphi Suite

                 c. Web Browser

                 d. Multimedia