MCQ | Operating System Part 3

Operating System - PART 3

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1. In operating ___ system software is responsible to reside program into memory

A. Linker
B. Loder
C. Compiler
D. Assembler

  [NET]

Answer: B - Loder

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2. The primary aim of an operating system is

A. to make computer easier
B. to allow people to use the computer
C. to make efficient use of computer H/W
D. to keep programming easy

  [NET]

Answer: B - to make efficient use of computer H/W

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3. The operating system manages

A. Memory
B. Processor
C. Disk and I/O devices
D. All of the above

  [NET]

Answer: D - All of the above

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4. Multiprogramming system

A. An easier to develop than single programming systems.
B. Execute each job faster.
C. Execute more jobs in the same time.
D. uses more than one CPUs

  [NET]

Answer: C - Execute more jobs in the same time.

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5. Real time system are

A. Primarily used on mainframe computers.
B. used for monitoring events as they are occur
C. used for programming development
D. use for real time interactive users.

  [NET]

Answer: B - used for monitoring events as they are occur

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6. Cryptography technique is used in

A. job scheduling
B. Protection
C. file management
D. None of these

  [NET]

Answer: B - Protection

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7. Which of the following file name extension suggests that the file is Backup copy of another file

A. txt
B. com
C. bat
D. bak

  [NET]

Answer: D - bak

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8. Which of the following is not application software

A. word-processing
B. Spread sheet
C. unix
D. desktop publishing

  [NET]

Answer: C - Unix

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9. What is the name given to all programs inside the computer which make it useful

A. Application Software
B. System software
C. Firmware
D. share ware

  [NET]

Answer: B - System software

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10. The operating system of a computer serves as a software interface between the user and

A. hardware
B. peripheral
C. Memory
D. screen

  [NET]

Answer: C - Memory

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