Explore topic-wise MCQs in Data Structures and Algorithms.

This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Data Structures and Algorithms knowledge and support exam preparation. Choose a topic below to get started.

1.

What is the time complexity of the above code used to search an element in an array?

A. O(1)
B. O(n)
C. O(n<sup>2</sup>)
D. O(n<sup>3</sup>)
Answer» B. O(n)
2.

Index of 3 is 0

A. Index of 3 is 1
B. Index of 3 is 2
C. Index of 3 is 3
Answer» D.
3.

Finds the index of all the occurrences of the number that is searched

A. Finds the index of the first occurrence of the number that is searched
B. Finds the index of the last occurrence of the number that is searched
C. None of the mentioned
Answer» C. None of the mentioned
4.

Which of the following techniques can be used to search an element in an unsorted array?

A. Iterative linear search
B. Recursive binary search
C. Iterative binary search
D. All of the mentioned
Answer» B. Recursive binary search