Punjab 9th Class Computer Model Paper 4 MCQs Test Online
Questions 30
Total Marks 60
Time 30 Mins
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Punjab 9th Class Computer Model Paper 4 MCQs Test Online

Punjab 9th Class Computer Model Paper 4 MCQs Test Online

 

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Computer Science

1. Numbers stored and transmitted inside a computer are in:
1.
2.
3.
4.
2. Which device allows multiple read and write process to optical storage media?

1.
2.
3.
4.
3. Which of the following is not a volatile memory?
1.
2.
3.
4.
4. A sub-division of a track on Magnetic Disk are called:
1.
2.
3.
4.
5. How many bits are in one byte?
1.
2.
3.
4.
6. The memory cells are logically organized into groups of ___________.
1.
2.
3.
4.
7. Which are two fundamental methods for storing and accessing data?
1.
2.
3.
4.
8. Types of numeric data are:
1.
2.
3.
4.
9. The diameter of compact disk (CD) is:
1.
2.
3.
4.
10. Which actions involve positioning a read/write head over a track?
1.
2.
3.
4.
11. Bit stands for:
1.
2.
3.
4.
12. What is the size of standard floppy disk?
1.
2.
3.
4.
13. The device that holds a disk is called:
1.
2.
3.
4.
14. TB stands for:
1.
2.
3.
4.
15. A smallest unit of data in the computer is:
1.
2.
3.
4.
16. Which one is faster?
1.
2.
3.
4.
17. How many bytes can be stored in one sector?
1.
2.
3.
4.
18. Unicode is a:
1.
2.
3.
4.
19. One tera byte is equal to:
1.
2.
3.
4.
20. An identifiable location is memory where data are kept is called:
1.
2.
3.
4.
21. Tape storage is:
1.
2.
3.
4.
22. 1 Nibble is equivalent to:
1.
2.
3.
4.
23. Data and programs are stored in RAM:
1.
2.
3.
4.
24. Hard disk is a ………… disk.
1.
2.
3.
4.
25. 1 KB is equal to:
1.
2.
3.
4.
26. Cache memory is ____________ main memory:
1.
2.
3.
4.
27. A bus with 32 lines carries data of:
1.
2.
3.
4.
28. The abbreviation of MB is:
1.
2.
3.
4.
29. The storage f capacity of CD-ROM is about?

1.
2.
3.
4.
30. 1 GB =
1.
2.
3.
4.

 

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