
Exploring Stacks and Queues
Authored by Raghavendrakumar Sakali
Computers
University
Used 2+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the basic operations of a stack?
Add, Remove, Display, Clear
Insert, Delete, View, Check
Enqueue, Dequeue, Top, IsFull
Push, Pop, Peek, IsEmpty
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you implement a queue using an array in C?
Use an array to store elements, with 'front' and 'rear' indices to manage the queue. Implement 'enqueue' and 'dequeue' functions to add and remove elements.
Store elements in a stack instead of a queue.
Use a linked list to store elements without indices.
Implement only the 'enqueue' function and skip 'dequeue'.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the time complexity of push and pop operations in a stack?
O(n^2)
O(1)
O(log n)
O(n)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Describe the difference between a stack and a queue.
A stack uses LIFO, while a queue uses FIFO.
A stack uses FIFO, while a queue uses LIFO.
A stack allows random access, while a queue does not.
Both stack and queue use LIFO.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
List some common applications of stacks in programming.
Data compression algorithms
Common applications of stacks include function call management, expression evaluation and parsing, backtracking algorithms, and undo mechanisms in applications.
Network packet routing
Memory management in operating systems
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the time complexity of enqueue and dequeue operations in a queue?
O(n) for enqueue and O(1) for dequeue in a circular array
O(1) for both enqueue and dequeue in a linked list; O(1) for enqueue and O(n) for dequeue in a simple array; O(1) for both in a circular array.
O(1) for enqueue and O(1) for dequeue in a simple array
O(n) for both enqueue and dequeue in a linked list
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are some real-world applications of queues?
Customer service lines, print spooling, task scheduling in operating systems, and web server request handling.
Data encryption processes
File storage management
Network routing protocols
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