Chapter 2. Understanding Functions and Operating of Various ICT Devices

Page 76-77 
A. Multiple Choise 
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?
    -  Code 87
2. Name and explain all supporting devices inside a CPU!
    - Control unit is to translate commands or intructions in a series and then continues theem to
        the entire computer parts.
    - Arithmetic Logic Unit (ALU) is to proces data by adding,subtracting,comparing,and using
       logical formal
    - Memory is to collect or to store data to run an application program.
3. What is the abbreviation and the function of ROM!
     -ROM ( Read Only Memory )
     - ROM is to save computer operation program.
4. Name three examples of network interface cards!
     - Such as : Ethernet,arcnet and token ring.
5. Name several cables that use on a wired network!
    - 1. UTP Cable ( Unsheilded Twisted Pair )
       2. STP Cable (Shielded Twisted Pair )
       3. Coaxial Cable
       4. Optical Fiber