146.Dequeue

What is a dequeue in Java?

• A data structure
• A programming language
• A sorting algorithm
• An encryption method

What are the different types of dequeue in Java?

• Single-ended and double-ended
• Linear and circular
• Stack and queue
• Sorted and unsorted

How to implement a dequeue in Java?

• Using loops only
• Using arrays only
• Using built-in classes like ArrayDeque
• Using recursion only

What is the difference between a queue and a dequeue in Java?

• Queues are single-ended, dequeues are double-ended
• Queues use FIFO, dequeues use LIFO
• Queues are for priority, dequeues are for regular tasks
• There is no difference

What is enqueue() and dequeue()?

• Methods for encryption
• Methods for printing
• Methods for array manipulation
• Methods for adding/removing elements in a queue

Why is a dequeue used?

• For complex calculations
• For managing elements in a linear order
• For drawing shapes
• For generating random numbers

What is a dequeue called?

• Double-ended queue
• Dual queue
• Duplex queue
• Dynamic queue

What are the two types of deque?

• Static and dynamic
• Constant and variable
• Immediate and delayed
• Input-restricted and output-restricted

What is a dequeue also known as?

• Double-stack
• Dual-list
• Dual-stack
• Double-linked list

Why is deque better than a stack?

• Deque supports more operations
• Stack has better memory management
• Stack is more flexible
• There is no difference