Questions and Answers Math for Computer science 91 to 100
91.
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Let p, q
be two inputs. If p is true and q is false then the output is false is given
by
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92.
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The
fallacy of denying the hypothesis is given by
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93.
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A Rule of
inference of the form is called
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94.
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If two events can not occur simultaneously
then the events are called
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95.
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A coin has
been tossed for 5 times then the total number of elements in the sample space
are
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96.
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A man X hit
the target for 3 times out of 8 attempts, another man Y hit the target for 5
times out of 8 attempts. What is the probability that both will hit the
target?
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97.
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Inductive
Hypothesis means
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98.
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Second
principle of mathematical induction is also known as
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99.
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Binary
equivalent of (1023)10 is
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100.
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Decimal
Equivalent of (10 1011 0101) 2 is
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Answers
91.
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Answer : (c)
Reason: By definition of implication
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92.
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Answer : (a)
Reason: By definition of denying the hypothesis
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93.
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Answer : (e)
Reason: By definition of exsistential generalization
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94.
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Answer : (b)
Reason: By definition of mutually exclusive events
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95.
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Answer : (d)
Reason: Each coin has 2 possible outcomes, it has
been tossed for 5 times. So total these are 25 = 32 possible
outcomes.
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96.
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Answer : (a)
Reason: A : X hits the target
B : Y hits the
target
P (A) = ;
P (B) =
P (both will hit
the target) = P (A) . P (B) = .
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97.
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Answer : (c)
Reason: By the definition of inductive Hypothesis
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98.
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Answer : (b)
Reason: By definition of strong induction
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99.
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Answer : (c)
Reason:
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100.
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Answer : (a)
Reason:
= 1.20 + 1.22 +
1.24 + 1.25 + 1.27 + 1.29
= 1 + 4 + 16 + 32 + 128 + 512
=(693)10
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