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Quiz on Queue in DSA

Quiz on Queue in DSA

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Question 1 of 10

1. Question

What is the basic principle of a queue?

Last In First Out
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First In First Out
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Random Access
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Circular Access
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Question 2 of 10

2. Question

Which operation is used to insert an element into a queue?

Pop
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Delete
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Enqueue
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Peek
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Question 3 of 10

3. Question

Which operation removes an element from the front of the queue?

Insert
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Remove
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Enqueue
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Dequeue
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Question 4 of 10

4. Question

What happens when a queue is full and you try to insert another element?

Queue Underflow
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Program crashes
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Queue Overflow
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It wraps to the front
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Question 5 of 10

5. Question

Which data structure is used for job scheduling in operating systems?

Stack
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Tree
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Queue
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Graph
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Question 6 of 10

6. Question

In a standard queue, where is the new element added?

Middle
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Front
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Rear
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Top
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Question 7 of 10

7. Question

What is the time complexity of enqueuing or dequeuing an element in a queue implemented using a linked list?

O(n)
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O(log n)
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O(1)
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O(n²)
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Question 8 of 10

8. Question

Which type of queue allows insertion and deletion at both ends?

Circular Queue
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Deque
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Priority Queue
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Simple Queue
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Question 9 of 10

9. Question

What is the main advantage of a circular queue over a simple linear queue?

Faster insertion
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Uses memory efficiently
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Allows direct access
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No overflow possible
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Question 10 of 10

10. Question

Which of the following is a real-world example of a queue?

Stack of books
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Parking lot
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Call center waiting line
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Binary search
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