ppsc past papers computer science pdf

ppsc past papers computer science pdf

Aslam u alaikum dear students Now I am starting a series of PPSC past papers computer science, so that the students of any university can prepare these papers and Can get good marks in the PPSC exams of any category.

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Computer Science Multiple choice Questions for SESE (CS) and SSE (CS)

Some MCQ’s from Past papers:

1. For locate data item for storage is
2. Field
3. Feed
4. Database
5. Fetch

Ans:D

2. Programs which are designed to perform specific tasks is known as
3. system software
4. application software
5. utility programs
6. operating system

Ans:B

3. Perforated paper which are using as input of output media is known as
4. paper tapes
5. magnetic tape
6. punched papers tape
7. card punch

Ans:A

4. Time during a job is processed by the computer is
5. Delay times
6. Real time
7. Execution time
8. Down time

Ans:C

5. A computer which has CPU speed around Hundred (100) million instruction per second and with the

word length of around Sixty four (64) bits is known as

1. Super computer
2. Minicomputer
3. Microcomputer
4. Macro computer

Ans:A

6. An approach which is going to permit the computer processor to work on several programs instead of one is
7. On-line thesaurus
8. Multiprogramming
9. Over lapped processing
10. Outline processor

Ans:A

7. A feature that acts as directly accessible appointment calendar is of a … resident package
8. CPU
9. Memory
10. Buffer
11. ALU

Ans:B

8. The term gigabyte refers to
9. 1024 bytes
10. 1024 kilobytes
11. 1024 megabytes
12. 1024 gigabyte

Ans:C

9. From which of following processors used as RISC technology?
10. 486dx
11. Power PC
12. 486sx
13. 6340

Ans:B

10. A/n …. Device that is used for providing the information, which is sent to the CPU
11. Input
12. Output
13. CPU
14. Memory

Ans: A

11. Current SIMMs (single in-line memory module) have either … or … connectors (pins)
12. 9 or 32
13. 30 or 70
14. 28 or 72
15. 30 or 72

Ans:D

12. The storage subsystem which is exist in a microcomputer consists mainly of … or … media with

varying capacities

1. Memory or video
2. Magnetic or optical
3. Optical or memory
4. Video or magnetic

Ans:B

13. Which is not an input device from the following?
14. OCR
15. Optical scanners
16. Voice recognition device
17. COM (Computer Output to Microfilm)

Ans: D

14. The central processing unit (CPU) consists of
15. Input, output and processing
16. Control unit, primary storage, and secondary storage
17. Control unit, arithmetic-logic unit and primary storage
18. Control unit, processing, and primary storage

Ans: c

15. EBCDIC (Extended Binary Coded Decimal Interchange Code) can code up to how many different characters?
16. 256
17. 16
18. 32
19. 64

Ans:A

16. Which of the following is considered a direct entry input device?
17. Optical scanner
18. Mouse and digitizer
19. Light pen
20. All of the above

Ans: D

17. Which is of the following used for manufacturing chips?
18. Bus
19. Control unit
20. Semiconductors
21. A and b only

Ans: C

18. The computer code which is used for the interchange of information between terminals is
19. ASCII
20. BCD
21. EBCDIC
22. All of above

Ans: A

19. A byte consists of
20. One bit
21. Four bits
22. Eight bits
23. Sixteen bits

Ans: C

20. A hybrid computer
21. Resembles digital computer
22. Resembles analog computer
23. Resembles both a digital and analog computer
24. None of the above
25. A ____________ is approximately one billion bytes.
26. kilobyte
27. bit
28. gigabyte
29. megabyte

Ans: C

22. A ____________ is approximately near to a million bytes.
23. gigabyte
24. kilobyte
25. megabyte
26. terabyte

Ans: C

23. ____________ part of the computer which can physically be touch.
24. Hardware
25. A device
26. A peripheral
27. An application

Ans: B

24. The components which used for processing data are located in the:
25. input devices.
26. output devices.
27. System unit.
28. Storage component.

Ans: C

ppsc past papers computer science pdf

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