1
GATE CSE 1994
MCQ (Single Correct Answer)
+1
-0.3
The rank of the matrix $$\left[ {\matrix{ 0 & 0 & { - 3} \cr 9 & 3 & 5 \cr 3 & 1 & 1 \cr } } \right]$$ is
A
$$0$$
B
$$1$$
C
$$2$$
D
$$3$$
2
GATE CSE 1994
MCQ (Single Correct Answer)
+2
-0.6
A memory page containing a heavily used variable that was initialized very early and is in constant use is removed when
A
LRU page replacement algorithm is used
B
FIFO page replacement algorithm is used
C
LFU page replacement algorithm is used
D
None of the above
3
GATE CSE 1994
MCQ (Single Correct Answer)
+2
-0.6
Consider the following heap (Figure) in which blank regions are not in use and hatched region are in use.

The sequence of requests for blocks of size $$300, 25, 125, 50$$ can be satisfied if we use.

GATE CSE 1994 Operating Systems - Memory Management Question 17 English
A
Either first fit or best fit policy (any one)
B
First fit but not best fit policy
C
Best fit but first fit policy
D
None of the above
4
GATE CSE 1994
Subjective
+5
-0
Consider the resource allocation graph given in the figure. GATE CSE 1994 Operating Systems - Deadlocks Question 9 English
(a) Find if the system is in a deadlock state.
(b) Otherwise, find a safe sequence.
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12