operating system set 1 Detailed Explanation And More Example
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The following question based on operating system topic of computer mcq
(a) use the processor more often
(b) use more processor time
(c) use less processor time
(d) always take longer to execute
The correct answers to the above question in:
Answer: (b)
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Read more operating system Based Computer Questions and Answers
Question : 1
Which type of design problem in file system
a) how the file system should look to the user
b) algorithm and data structure must be created to map the logical file system onto the secondary storage device
c) Both A and B above
d) none of the above
Answer »Answer: (c)
Question : 2
Situations where two or more processes are reading or writing some shared data and the final result depends on who runs precisely which are called
a) race condition
b) critical sections
c) mutual exclusions
d) message passing
Answer »Answer: (a)
Question : 3
Priorities
a) are used to schedule processes
b) increase as a process remains in the processor
c) are attached to each page in the system
d) are assigned by the user.
Answer »Answer: (a)
Question : 4
In monolithic operating system
a) Virtually any procedure can call any other procedure.
b) Virtually specific procedure can call any other procedure.
c) Virtually specific procedure can call specific procedure.
d) None of these.
Answer »Answer: (a)
Question : 5
For file management, in file operations device drivers are
a) Disk drivers
b) Tape drivers
c) A and B both
d) None of these.
Answer »Answer: (c)
Question : 6
In memory management :A-Fixed allocation policy, B-Variable allocation policy: 1-It gives a process a fixed number of frames in main memory within which to execute. 2-It allows the number of page frames allocated to a process to be varied over the life time of the process. 3-In it a number of allocated frames are decided at initial load time.
a) A - 1, 3, B - 2
b) A - 1, B - 3
c) A - 2, B - 1, 3
d) A - 1, 2, B - 3
Answer »Answer: (a)
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