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Friday, January 7, 2011

mcqs about computer

1. The silicon chips used for data processing are called
a. RAM chips
b. ROM chips
c. Micro processors
d. PROM chips

2. The metal disks, which are permanently housed in, sealed and contamination free containers are called
a. Hard disks
b. Floppy disk
c. Winchester disk
d. Flexible disk

3. A computer consists of
a. A central processing unit
b. A memory
c. Input and output unit
d. All of the above

4. An application program that helps the user to change any number and immediately see the result of that change is
a. Desktop publishing program
b. Database
c. Spreadsheet
d. All of above

5. The instructions for starting the computer are house on
a. Random access memory
b. CD-Rom
c. Read only memory chip
d. All of above

6. The ALU of a computer normally contains a number of high speed storage element called
a. Semiconductor memory
b. Registers
c. Hard disks
d. Magnetic disk

7. a factor which would strongly influence a business person to adopt a computer is its
a. Accuracy
b. Reliability
c. Speed
d. All of above

8. The magnetic storage chip used to provide non-volatile direct access storage of data and that have no moving parts are known as
a. Magnetic core memory
b. Magnetic tape memory
c. Magnetic disk memory
d. Magnetic bubble memory

9. CAD stands for
a. Computer aided design
b. Computer algorithm for design
c. Computer application in design
d. All of the above

10. RATS stand for
a. Regression Analysis Time Series
b. Regression Analysis Time Sharing
c. Real Analysis Series
d. All of above

11. In which year was chip used inside the computer for the first time?
a. 1964
b. 1975
c. 1999
d. 1944

12. What was the name of the first commercially available microprocessor chip?
a. Intel 308
b. Intel 33
c. Intel 4004
d. Motorola 639

13. When were the first minicomputer built?
a. 1965
b. 1962
c. 1971
d. 1966

14. The first digital computer built with IC chips was known as
e. IBM 7090
f. Apple – 1
g. IBM System / 360
h. VAX-10

15. In which language is source program written?
a. English
b. Symbolic
c. High level
d. Temporary

16. Which of the following terms is the most closely related to main memory?
a. Non volatile
b. Permanent
c. Control unit
d. Temporary

17. Which of the following is used for manufacturing chips?
a. Control bus
b. Control unit
c. Parity unit
d. Semiconductor

18. Which of the following is required when more than one person uses a central computer at the same time?
a. Terminal
b. Light pen
c. Digitizer
d. Mouse

19. Which of the following is used only for data entry and storage, and never for processing?
a. Mouse
b. Dumb terminal
c. Micro computer
d. Dedicated data entry system

20. To produce high quality graphics (hardcopy) in color, you would want to use a/n
a. RGB monitor
b. Plotter
c. Ink-jet printer
d. Laser printer


Answers




1. The silicon chips used for data processing are called
d. PROM chips

2. The metal disks, which are permanently housed in, sealed and contamination free containers are called
c. Winchester disk

3. A computer consists of
d. All of the above

4. An application program that helps the user to change any number and immediately see the result of that change is
c. Spreadsheet

5. The instructions for starting the computer are house on
c. Read only memory chip

6. The ALU of a computer normally contains a number of high speed storage element called
b. Registers

7. a factor which would strongly influence a business person to adopt a computer is its
d. All of above

8. The magnetic storage chip used to provide non-volatile direct access storage of data and that have no moving parts are known as
d. Magnetic bubble memory

9. CAD stands for
a. Computer aided design

10. RATS stand for
a. Regression Analysis Time Series

11. In which year was chip used inside the computer for the first time?
b. 1975

12. What was the name of the first commercially available microprocessor chip?
c. Intel 4004

13. When were the first minicomputer built?
a. 1965

14. The first digital computer built with IC chips was known as
c. IBM System / 360

15. In which language is source program written?
c. High level

16. Which of the following terms is the most closely related to main memory?
d. Temporary

17. Which of the following is used for manufacturing chips?
d. Semiconductor

18. Which of the following is required when more than one person uses a central computer at the same time?
a. Terminal

19. Which of the following is used only for data entry and storage, and never for processing?
b. Dumb terminal

20. To produce high quality graphics (hardcopy) in color, you would want to use a/n
b. Plotter

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