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Questions and Answers
What is a queue?
What is a queue?
- A collection of objects inserted at the back and removed from the back
- A collection of objects inserted and removed based on the FIFO principle (correct)
- A random collection of objects
- A collection of objects inserted and removed based on the LIFO principle
How are elements removed from a queue?
How are elements removed from a queue?
- Elements are removed from the back of the queue
- The element that has been in the queue the longest is removed next (correct)
- Elements are removed in a random order
- The element that has been in the queue the shortest is removed next
What is a metaphor for the terminology of a queue?
What is a metaphor for the terminology of a queue?
- A line of people waiting to get on an amusement park ride, but entering from the front
- A group of people standing in a random order
- A group of people entering and exiting in a random order
- A line of people waiting to get on an amusement park ride (correct)
Where are elements usually inserted in a queue?
Where are elements usually inserted in a queue?
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What principle is typically followed in processing customer requests at stores, theaters, and reservation centers?
What principle is typically followed in processing customer requests at stores, theaters, and reservation centers?
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