Operating System MCQ : Introduction : Operating System Structure,system boot : Link1
Operating System MCQ & Answers
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Q.1. What is Operating System?
A. It acts as an interface between the hardware and application programs.
B. It is a system srevice provider to the application programs.
C. It is a collection of programs that manage hardware resources.
D. All of the above
Q.2. When was the first operating system developed?
A. 1948
B. 1949
C. 1950 D. 1951
Q.3. Which one of the following is not true?
A. kernel is the program that constitutes the central core of the operating system.
B. kernel is the first part of operating system to load into memory during booting.
C. kernel is made of various modules which can not be loaded in running operating system.
D. kernel remains in the memory during the entire computer session.
Q.4. Which process checks to ensure the components of the computer are operating and connected properly?
A. Processing
B. Saving
C. Booting D. Editing
Q.5. Interrupts form an important part of-------systems
A. Batch processing
B. Multitasking
C. Real-time processing
D. Multi-user
Q.6. --------is the first program run on a computer, when the computer boots up.
A. Processing System
B. System Operations
C. Operating System
D. None of the above
Q.7. Which of following is not an advantage of multiprogramming ?
A. increased throughput
B. shorter response time
C. ability to assign priorities of jobs
D. decreased system overload
Q.8. Multiprogramming systems-----------
A. are easier to develop than single programming systems.
B. execute each job faster.
C. execute more jobs in the same time.
D. are used only on large main frame computers.
Q.9. What is the main difference between a mainframe and a super computer?
A. Super computer is much larger than mainframe computers.
B. Super computers are much smaller than mainframe computers.
C. Supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently.
D. Supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible.
Q.10. Accessing same data from storage of the computer system is provided by-------
A. serial clusters
B. clusters
C. parallel clusters
D. both A and B
Q.11. When many users accesses mainframes, this approach is called as------
A. resource allocation
B. word processors
C. dedicated resources D. interface
Q.12. Another type of multiple-CPU system is the------
A. mini Computer
B. Super Computer
C. Clustered System
D. both A and B
Q.13. Multiprogramming of the computer system increases------
A. memory
B. CPU utilization
C. storage circuits
D. cost
Q.14. What is bootstrapping called?
A. Cold boot
B. Cold hot boot
C. Cold hot strap
D. Hot boot
Q.15. An interrupt that can be temporarily ignored is------
A. Vectored interrupt
B. Non-maskable interrupt
C. Maskable interrupt D. High priority interrupt