Introduction To Data Structures - Study Mode
[#151] Which of the following is an application of a stack?
Correct Answer
(B) Undo mechanism in text editors
[#152] What is the term for accessing elements of a data structure in a specific order?
Correct Answer
(A) Traversal
[#153] The result of evaluating the postfix expression 5, 4, 6, +, *, 4, 9, 3, /, +, * is?
Correct Answer
(B) 350
[#154] In linked list implementation of a queue, front and rear pointers are tracked. Which of these pointers will change during an insertion into EMPTY queue?
Correct Answer
(C) Both front and rear pointer
[#155] Which of the following is false about a circular linked list?
Correct Answer
(B) Time complexity of inserting a new node at the head of the list is O(1)