1
GATE CSE 1994
MCQ (Single Correct Answer)
+2
-0.6
Some group (G, o) is known to be abelian. Then, which one of the following is true for G?
A
$$g = {g^{ - 1}}\,$$ for every $$g\, \in \,G$$.
B
$$g = {g^{ 2}}\,$$ for every $$g\, \in \,G$$.
C
$${(goh)^2} = \,{g^2}\,o\,\,{h^2}$$ for every g, $$h\, \in \,G$$.
D
G is of finite order.
2
GATE CSE 1994
MCQ (Single Correct Answer)
+1
-0.3
Let A and B be any two arbitrary events, then, which one of the following is true?
A
$$P\,(A\, \cap \,B)\, = \,P\,(A)\,P\,(B)$$
B
$$P\,(A\, \cup \,B)\, = \,P\,(A)\, + \,P\,(B)$$
C
$$P\,(A\,\left| {B) = \,} \right.P\,(A\, \cap \,B)\,P\,(B)$$
D
$$P\,(A\, \cup \,B)\, < \,\,P\,(A)\, + \,P\,(B)$$
3
GATE CSE 1994
Subjective
+5
-0
Consider the resource allocation graph given in the figure. GATE CSE 1994 Operating Systems - Deadlocks Question 12 English
(a) Find if the system is in a deadlock state.
(b) Otherwise, find a safe sequence.
4
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 27 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
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