Chapter 2. Understanding Functions and Operations of Various Information and Comunication Technology Devices

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. 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 to the entire computer parts. This part is how the processor controls the entire computer operation
    b. Arithmetic Logic Unit (ALU) is to process data by adding, substracting, comparing and using logical formulas.
    c. Memory is to collact or to store data to run an application program. the capability depends on the memory capacity, which is started in Byte, KByte, MByte ang GByte unit.
3. ROM (Random Access Memory) is to save computer operation program, such as BIOS and booting.
4. Ethernet, Arcnet and Token Ring.
5. a. Thin Ethernet (Thinnet)
    b. Thick Ethernet (Thicknet)
    c. Twisted Pair Ethernet
    d. Fiber Optic