Related Articles

# GATE | Sudo GATE 2020 Mock III (24 January 2019) | Question 17

• Last Updated : 20 Jan, 2020

Which of the following option is True?
(A) Time complexity to detect cycle in an directed graph is O(V^2), where V is number of virties and E is number of edges.
(B) Time complexity to find Longest Common Subsequence is O(2^(m+n)), where m, n are sizes of given strings.
(C) Time complexity of Job Sequencing Problem is O(n^2), where n is number of jobs.
(D) Time complexity to find K-th element of two sorted arrays is O(K).

Explanation: Time complexity to detect cycle in an directed graph is O(V^2), where V is number of virties and E is number of edges.

Time complexity to find Longest Common Subsequence is O(m*n), where m, n are sizes of given strings.

Time complexity of Job Sequencing Problem is O(n^2), where n is number of jobs.

Time complexity to find K-th element of two sorted arrays is O(log(K)).

Option (C) is true.

Quiz of this Question

Attention reader! Don’t stop learning now.  Practice GATE exam well before the actual exam with the subject-wise and overall quizzes available in GATE Test Series Course.

Learn all GATE CS concepts with Free Live Classes on our youtube channel.

My Personal Notes arrow_drop_up