operating system Practice Questions Answers Test with Solutions & More Shortcuts
operating system PRACTICE TEST [6 - EXERCISES]
operating system set 1
operating system set 2
operating system set 3
operating system set 4
operating system set 5
operating system set 6
Question : 41
Which combination of the following features will suffice to characterize an OS as a multi programmed OS ? (i) More than one program may be loaded into main memory at the same time for execution. (ii) If a program waits for certain events such as I/O, another program is immediately scheduled for execution. (iii) If the execution of a program terminates, another program is immediately scheduled for execution.
a) (i) only
b) (ii) and (iii)
c) (i) and (iii)
d) (i), (ii) and (iii).
Answer »Answer: (d)
Question : 43
- Statement A:
- The placement policy determines where in real memory a process piece is to reside.
- Statement B:
- The fetch policy determines when a page should be bought into main memory.
a) A and B both true
b) A and B both false
c) A is true, B is false
d) A is false, B is true
Answer »Answer: (a)
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operating system Shortcuts »
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