COMPUTER SCIENCE AND ENGINEERING
DATA STRUCTURES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Select ALL the situations that a Queue data structure would be used?
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Printer in a room full of computers
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Characters typed on a keyboard
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Back Button
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Undo Button
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Explanation:
Detailed explanation-1: -Queue is used when things don’t have to be processed immediately, but have to be processed in First In First Out order.
Detailed explanation-2: -There are four different types of queues: Simple Queue. Circular Queue. Priority Queue.
Detailed explanation-3: -8) (b) Queue data structure is used for allocating resources and scheduling.
Detailed explanation-4: -Queue is an abstract data structure, somewhat similar to Stacks. Unlike stacks, a queue is open at both its ends. One end is always used to insert data (enqueue) and the other is used to remove Page 2 data (dequeue). Queue follows First-In-First-Out methodology, i.e., the data item stored first will be accessed first.
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