Data Structures: Queues [short quick quiz]

What is the main difference between a stack and a queue?

• A stack is a LIFO data structure, while a queue is a FIFO data structure

• A stack is a FIFO data structure, while a queue is a LIFO data structure

• A stack can only have one item at a time, while a queue can have multiple items

• A stack can have multiple items at a time, while a queue can only have one item

What does FIFO stand for?

• First In First Out

• Last In First Out

• First In Last Out

• Last In Last Out

Which pointer(s) are required to implement a queue data structure?

• Front pointer

• Back pointer

• Both front and back pointers

• No pointers are required

What operation is used to remove an item from a queue?

• Push

• Pop

• Peek

• Remove

What operation is used to test if a queue is empty?

• IsFull

• IsEmpty

• IsQueueEmpty

• IsQueueFull