1
GATE CSE 2002
MCQ (Single Correct Answer)
+2
-0.6
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 a program terminates, another program is immediately scheduled for execution.
A
$$a$$
B
$$a$$ and $$b$$
C
$$a$$ and $$c$$
D
$$a, b$$ and $$c$$
2
GATE CSE 2002
Subjective
+2
-0
Draw the process state transition diagram of an $$OS$$ in which
(i) each process is in one of the five states: created, ready, running, blocked (i.e. sleep or wait), or terminated, and
(ii) only non-preemptive scheduling is used by the $$OS.$$ Label the transitions appropriately.
3
GATE CSE 2001
MCQ (Single Correct Answer)
+2
-0.6
Which of the following does not interrupt a running process?
A
A device
B
Timer
C
Scheduler process
D
Power failure
4
GATE CSE 1999
MCQ (Single Correct Answer)
+2
-0.6
Which of the following actions is/are typically not performed by the operating system when switching context from process $$A$$ to process $$B$$ ?
A
Saving current register values and restoring saved register values for process
B
Changing address translation tables.
C
Swapping out the memory image of process A to the disk.
D
Invalidating the translation look-aside buffer.
GATE CSE Subjects
Software Engineering
Web Technologies
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