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GATE CS - Programming & Data Structures
Practice arrays, linked lists, stacks, queues, trees, graphs, and hashing
50 questions5 pages~75 min
Use this quiz track to strengthen recall, speed, and exam-style decision making. Attempt one page first, review explanations, and then re-attempt incorrect questions without notes.
A good scoring strategy is to mark uncertain questions, finish known ones quickly, and return with elimination logic. This improves accuracy while keeping momentum under time constraints.
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Page 4 of 5 • Questions 31-40 of 50
Q31medium
What is the time complexity of deleting an element from a hash table?
Q32easy
What is the main advantage of stack over queue?
Q33easy
What is the time complexity of level-order traversal of a binary tree?
Q34easy
What is the space complexity of adjacency matrix representation?
Q35medium
What is the time complexity of inserting an element in a sorted array?
Q36medium
What is the main advantage of AVL tree over regular BST?
Q37easy
What is the time complexity of reversing a linked list?
Q38easy
What is the main application of queue data structure?
Q39medium
What is the time complexity of finding cycle in a directed graph using DFS?
Q40easy