operating system set 1 Detailed Explanation And More Example
MOST IMPORTANT computer mcq - 6 EXERCISES
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The following question based on operating system topic of computer mcq
(a) Wake up: ready ? running
(b) Dispatch: ready? running
(c) Block: ready ? running
(d) Timer runout : ready ? blocked
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
A situation where two or more processes coordinate their activities based on a condition is referred as
a) Synchronization
b) Dead lock
c) Starvation
d) Par begin
Answer »Answer: (a)
Question : 2
User-visible register
a) Enables machine language programmer to minimize main memory reference by optimizing register use.
b) Enables assembly language programmer to minimize main memory reference by optimizing register use.
c) A and B both true.
d) A and B both false.
Answer »Answer: (c)
Question : 3
The deterministic operating system
a) Where operations are performed with in pre-determined time interval.
b) Where operations can be performed with out pre-determined time interval.
c) The operating time can not be determined.
d) None of these.
Answer »Answer: (a)
Question : 4
In memory management when demand cleaning policy is applied
a) A modified page is written before their page frames are needed to so that pages can be written out in batches.
b) A page is written out to secondary memory only when it has been selected for replacement.
c) A and B both true.
d) None of these.
Answer »Answer: (b)
Question : 5
In two level scheme for page table, if one assume byte-level addressing and 4-kbyte (2 12 pages) then the 4-Gbyte (2 32) virtual address space is composed of
a) 2 10 pages
b) 2 20 pages
c) 2 30 pages
d) 2 40 pages
Answer »Answer: (b)
Question : 6
Windows is an
a) operating system
b) operating environment
c) user interface
d) programming platform
Answer »Answer: (c)
GET operating system PRACTICE TEST EXERCISES
operating system set 1
operating system set 2
operating system set 3
operating system set 4
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operating system set 6
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