Virtual Labs

What is a Circular Queue?

A linear data structure
A queue where the last position is connected to the first
A stack implementation
A priority queue

What is the primary advantage of a Circular Queue over a regular Queue?

It uses memory more efficiently
It is faster than a regular queue
It can store unlimited elements
It does not require a front pointer

What condition indicates that a Circular Queue is full?

front == rear
(rear + 1) % size == front
rear == size - 1
front == size - 1

What happens when you try to dequeue from an empty Circular Queue?

The operation succeeds
An underflow condition occurs
The queue resets
The front pointer moves to the rear

Which of the following applications can use a Circular Queue?

CPU scheduling
Memory management
Buffer management
All of the above

Circular Queue Posttest