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NIELIT STQC 2021 Quiz-10
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Question 1
Table below shows the variable x and its probability mass function p(x) value for different ‘x’. What is the mean of x ?
Question 2
If 20% of the nuts manufactured in a plant are found to be not acceptable as per QC norms, calculate the probability that out of the 4 nuts selected at random, less than 2 will be defective.
Question 3
If A = {1, 2, 4}, B = {2, 4, 5}, C = {2, 5}, then (A -B) Ս (B - C) is?
Question 4
The minimum number of colours that is sufficient to vertex-colour any planar graph is _______________
Question 5
Which of the following sorting algorithm does not use recursion?
Question 6
A system contains three programs and each requires three tape units for its operation. The minimum number of tape units which the system must have such that deadlocks never arise is _________.
Question 7
Consider the following snapshot of a given system :
If the available is (3, 3, 2) which of the following order of execution of the processes ensures safety in the system?
Question 8
Which of the following is True about Spanning Tree?
(i) A spanning tree is a connected graph.
(ii) Number of edges in a spanning tree with n-vertices is n – 1.
(iii) Spanning tree contains cycles.
Question 9
________ is the time it takes to run and repair after the occurrence of the failure
Question 10
Authentication is ______?
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GATE & PSU CSGeneralSep 23GATE & PSU CS