Operating System Properties MCQ Questions
Operating System Properties MCQs : This section focuses on "Properties" of Operating System. These OS Multiple Choice Questions (MCQ) should be practiced to improve the Operating System skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations.
1. ______________ is a technique in which an Operating System collects the programs and data together in a batch before processing starts.
A. Batch processing
B. Interactivity processing
C. Real Time processing
D. Distributed processing
View Answer
Ans : A
Explanation: Batch processing is a technique in which an Operating System collects the programs and data together in a batch before processing starts.
2. Jobs are processed in the order of?
A. first come first served
B. first come last served
C. last come first served
D. last come last served
View Answer
Ans : A
Explanation: Jobs are processed in the order of submission, i.e., first come first served fashion.
3. Which of the following is Advantages of Batch processing?
A. A job could not enter an infinite loop.
B. Easy to debug program.
C. Increased performance
D. All of the above
View Answer
Ans : C
Explanation: Increased performance is an advantage.
4. ________ is when multiple jobs are executed by the CPU simultaneously by switching between them.
A. Multiprogramming
B. Multitasking
C. Distributed Environment
D. Spooling
View Answer
Ans : B
Explanation: Multitasking is when multiple jobs are executed by the CPU simultaneously by switching between them.
5. Which of the following activities are true about multitasking?
A. These Operating Systems were developed to provide interactive use of a computer system at a reasonable cost.
B. The user gives instructions to the operating system or to a program directly, and receives an immediate response.
C. Each user has at least one separate program in memory.
D. All of the above
View Answer
Ans : D
Explanation: All of the above activities are true about multitasking
6. Multiprogramming generally?
A. decreases CPU utilization
B. Share the processor
C. Both A and B
D. None of the above
View Answer
Ans : B
Explanation: Sharing the processor, when two or more programs reside in memory at the same time, is referred as multiprogramming.Multiprogramming increases CPU utilization by organizing jobs
7. Which of the following are the advantage of Multiprogramming?
A. High and efficient CPU utilization.
B. CPU scheduling is not required.
C. memory management is good.
D. All of the above
View Answer
Ans : A
Explanation: Advantages : High and efficient CPU utilization, User feels that many programs are allotted CPU almost simultaneously.
8. ____________ refers to putting data of various I/O jobs in a buffer.
A. Real Time System
B. Interactivity
C. Spooling
D. None of the above
View Answer
Ans : C
Explanation: Spooling is an acronym for simultaneous peripheral operations on line. Spooling refers to putting data of various I/O jobs in a buffer.
9. Multitasking Operating Systems are also known as?
A. Processing system
B. Time-sharing system
C. Real Time system
D. Distributed system
View Answer
Ans : B
Explanation: Multitasking Operating Systems are also known as Time-sharing systems
10. Interactivity refers to?
A. The ability of users to interact with a memory.
B. The ability of users to interact with a I/O devices.
C. The ability of users to interact with a CPU.
D. The ability of users to interact with a computer system.
View Answer
Ans : D
Explanation: Interactivity refers to the ability of users to interact with a computer system.
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