UTpaper

Free mock tests & test series

Question 70Asked in DSSSB TGT Computer Science (Technical), 13 Sep 2025, Shift 3 (5:00 PM)

What is the primary advantage of a doubly linked list over a singly linked list?

  1. AIt has faster insertion and deletion operations.
  2. BIt is easier to implement.
  3. CIt uses less memory.
  4. DIt allows traversal in both directions.
Show answerHide answer

Correct answer: (D) It allows traversal in both directions.

Explanation

A doubly linked list has both next and prev pointers, so it can be traversed forward and backward. It uses more memory than a singly linked list.

From DSSSB TGT Computer Science PYQ (Technical), 13 Sep 2025, Shift 3 (5:00 PM)

This is question 70 of DSSSB TGT Computer Science PYQ (Technical), 13 Sep 2025, Shift 3 (5:00 PM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.