GATE | GATE-CS-2002 | Question 46
Which combination of the following features will suffice to characterize an OS as a multi-programmed OS?
(a) More than one program may be loaded into main memory
at the same time for execution.
(b) If a program waits for certain events such as I/O,
another program is immediately scheduled for execution.
(c) If the execution of program terminates, another program
is immediately scheduled for execution.
(A) a
(B) a and b
(C) a and c
(D) a, b and c
Answer: (B)
Explanation:
(a) More than one program may be loaded into main memory
at the same time for execution.
True: Only done in a multiprogrammed OS, not in single
programmed OS
(b) If a program waits for certain events such as I/O,
another program is immediately scheduled for execution.
True: Only done in a multiprogrammed OS, not in single
programmed OS
(c) If the execution of program terminates, another program
is immediately scheduled for execution.
False: Done in both Multiprogrammed and single
programmed OSs
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Last Updated :
28 Jun, 2021
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