Q. One difference between a queue and a stack is: (Solved)
1. queues require dynamic memory, but stacks do not.
2. stacks require dynamic memory, but queues do not
3. queues use two ends of the structure; stacks use only one.
4. stacks use two ends of the structure, queues use only one.
- c. queues use two ends of the structure; stacks use only one.