15.4 - Queue and Deque
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Practice Questions
Test your understanding with targeted questions
What does FIFO stand for?
💡 Hint: Think about the order of service in a queue.
Name one method used by the Queue interface.
💡 Hint: This method inserts an item into the queue.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the add() method do in the Queue interface?
💡 Hint: Think about the action of adding something to a container.
True or False: A Deque allows access only from the front.
💡 Hint: Think about its name: Double-ended Queue.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Create a Java implementation of a simple task scheduler using a PriorityQueue that processes tasks according to their priority.
💡 Hint: Think about how to structure your tasks to include priority levels.
Explain how you could implement a history feature in a web browser using a Deque.
💡 Hint: Consider how you would access both the most recent and the oldest URLs.
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