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Form 1 Computer Studies Questions and Answers: Computer Systems Set 1
What are the functions of control unit?
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1.
Give three differences between a CTR and a flat panel screen.
2.
Define the term computer system.
3.
List two ways in which software can be acquired.
4.
Give three advantages of a monitor as an output device.
5.
Give three disadvantages of monitor as an output device.
6.
Explain three factors to be considered when choosing a monitor.
7.
State three ways of inputting data into a computer system. Give examples of the input devices to use.
8.
What are the functions of control unit?
9.
What are the functions of the Arithmetic logic Unit (ALU)?
10.
Describe any two forms of computer system outputs.
11.
Give three differences between primary and secondary memory.
12.
Define the term register as used in computing.
13.
Give four factors to consider when choosing a printer.
14.
What are the advantages of laser printer?
15.
What are the disadvantages of laser printers?
16.
What are the advantages of dot matrix printers?
17.
What are the disadvantages of dot matrix printers?
18.
What are the advantages of inkjet printers?
19.
What are the disadvantages of inkjet printers?
20.
Give three situations where a hardcopy is preferred to a softcopy.
21.
State two differences between a plotter and a printer.
22.
Identify the four types of storage media.
23.
State three advantages of using a flash disk.
24.
State any three disadvantages of using the magnetic tape.
25.
Give one application of the compact disk.
26.
Define the term input device.
27.
Describe how flatbed scanner works.
28.
Describe how Magnetic Ink Character works.
29.
Describe how graphic tablet works.
30.
State the function of the following keys on a keyboard. Enter key. Number lock: PRTSC
31.
State four differences between impact and nonimpact printers.
32.
During the normal operation, the microprocessor goes though the fetch-execute cycle. Explain what happens in each phase.
33.
Differentiate between SAS and DAS storage devices. Give example where each is used.
34.
List four types of special memories.
35.
Define the term multimedia as used in computing.
36.
List any four factors that a buyer should consider before buying computer hardware.
37.
Differentiate between SRAM and DRAM
38.
Give three examples of ROM
39.
State the function of cache memory.
40.
Mention two characteristics of Random Access Memory.
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