Explore topic-wise MCQs in Data Structure.

This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Data Structure knowledge and support exam preparation. Choose a topic below to get started.

1.

Elements in an array are accessed _____________

A. randomly
B. sequentially
C. exponentially
D. logarithmically
Answer» B. sequentially
Discussion
2.

In general, the index of the first element in an array is __________

A. 0
B. -1
C. 2
D. 1
Answer» B. -1
Discussion
3.

Which of the following is the correct way to declare a multidimensional array in Java?

A. int[] arr;
B. int arr[[]];
C. int[][]arr;
D. int[[]] arr;
Answer» D. int[[]] arr;
Discussion