Operating System MCQs with Answers
Practice important Operating System MCQs with answers and explanations.
Multiple Choice Questions
Q21: Operating System makes the computer system ________ to use.
- A: Difficult
- B: Complex
- C: Convenient
- D: Costly
View Answer
C
Q22: What is copied when the command copy file1 file2 is executed?
- A: Operating system
- B: Hardware resources
- C: File1 to File2
- D: Disk controller
View Answer
C
Q23: In resource management, the operating system allocates ________.
- A: Only CPU time
- B: All hardware and software resources
- C: Only Memory
- D: Only Disk space
View Answer
B
Q24: The operating system must operate the computer system ________ and fairly.
- A: Rapidly
- B: Randomly
- C: Efficiently
- D: Privately
View Answer
C
Q25: The operating system prevents errors and improper use of the computer by acting as a ________.
- A: Resource manager
- B: Control program
- C: Compiler
- D: User program
View Answer
B
Q26: The operating system manages execution of user programs to ________.
- A: Improve performance
- B: Prevent errors
- C: Enhance graphics
- D: Boost internet speed
View Answer
B
Q27: Software and hardware combined together in a computer system implement solutions for ________.
- A: Games
- B: Problems
- C: Communication
- D: Storage
View Answer
B
Q28: Control Unit is a part of ________.
- A: CPU
- B: RAM
- C: Monitor
- D: Hard Disk
View Answer
A
Q29: Floating Point Unit mainly handles ________ operations.
- A: Integer
- B: Floating Point
- C: Logical
- D: Bitwise
View Answer
B
Q30: RAM and ROM are types of ________ storage.
- A: Secondary
- B: Primary
- C: Tertiary
- D: Magnetic
View Answer
B