1 Examples of queues are (choose all that apply) a customers waiting in a checkout line b a deck of playing cards c a file directory system d a line of cars at a tollbooth e laundry in a hamper 2 The...

1 Examples of queues are (choose all that apply)

a customers waiting in a checkout line

b a deck of playing cards

c a file directory system

d a line of cars at a tollbooth

e laundry in a hamper

2 The operations that modify a queue are called

a add and remove

b enqueue and dequeue

3 Queues are also known as

a first-in, first-out data structures

b last-in, first-out data structures