Computer Quiz Questions Answers

Computer Quiz Questions Answers
1. …………………..are the raw facts from which ………………… derived.
(A) data, information (B) data, output
(C) input, information (D) output, input
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2. Printed copy is often called–
(A) soft copy (B) blank copy
(C) hard copy (D) write copy
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3. It is type if action to be taken on data–
(A) data (B) information
(C) processing (D) file
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4. Compression tools compress data on–
(A) hard drive (B) floppy drive
(C) both ‘A’ and ‘B’ (D) none of these
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5. With digital camera, you can store–
(A) text (B) picture
(C) both ‘A’ and ‘B’ (D) none of these
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6. RAM stands for–
(A) Random origin money (B) Random only memory
(C) Read only memory (D) Random access memory
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7. 1 Byte = ?
(A) 8 bits (B) 4 bits
(C) 2 bits (D) 9 bits
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8. SMPS stands for–
(A) Switched mode power supply (B) Start mode power supply
(C) Store mode power supply (D) Single mode power supply
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9. The device used to carry digital data on analog lines is called as–
(A) Modem (B) Multiplexer
(C) Modulator (D) Demodulator
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10. VDU is also called–
(A) Screen (B) Monitor
(C) Both (a) and (b) (D) printer
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11. In UNIX, which command is used to sort the lines of data in a file in reverse order–
(A) sort (B) sh
(C) st (D) sort -r
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12. The commonly used UNIX commands like date, Is, cat etc. are .stored in–
(A) /dev directory (B) /bin directory
(C) /tmp directory (D) /unix directory
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13. Which of the following computer language is used for artificial intelligence?
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14. The variables which can be accessed by all modules in a C program are known as–
(A) Local variables (B) Internal variables
(C) External variables (D) Global variables
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15. Which computer memory is used for storing programs and, data currently being processed by the CPU ?
(A) Mass memory (B) Internal memory
(C) Non-volatile memory (D) PROM
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16. A tree with n nodes has ………………….. edges.
(A) n/2 (B) n- 1
(C) n (D) n + 1
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17. Which of the following algorithm design techniques is used in finding all pairs of shortest distances in a graph–
(A) dynamic programming (B) backtracking
(C) greedy (D) divide and conquer
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18. In a resident -OS computer, which of the following system must reside in the main memory under all situations–
(A) assembler (B) linker
(C) loader (D) compiler
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19. Formatting for a floppy disk refers to–
(A) arranging the data on the disk in continuous fashion (B) writing the directory
(C) erasing the system area (D) writing identification information on all tracks and sectors
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20. The address space of 8086 CPU is–
(A) one megabyte (B) 256 kilobytes
(C) 1 K megabytes (D) 64 kilobytes
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