Which type of queue allows for the removal of elements based on priority rather than order of insertion?

• Linear queue

• Circular queue

• Priority queue

• Stack

Which category does the data type 'queue' best fit into?

• Elementary data type

• Composite data type

• Abstract data type

• None of the above

Identify the data type category for 'string'.

• Elementary data type

• Composite data type

• Abstract data type

• None of the above

Which of the following is considered an elementary data type in computer programming?

• List

• Stack

• Integer

• Queue

Which data type category does a 'stack' belong to?

• Elementary data type

• Composite data type

• Abstract data type

• None of the above

What is an abstract data type (ADT) primarily concerned with?

• The physical structure of data

• The logical description of data and operations

• The speed of data processing

• The security of data

Which example describes a queue in the context of abstract data types?

• A list of tasks to do (add to the end, remove most important)

• A stack of books (add to top, remove from top)

• A queue of print jobs (add to the rear, remove from front)

• A database of user information (add new users, delete old users)

Which of the following is an example of a queue in real life information processing systems?

• Printer job queue

• Least recently used cache

• Stack of plates

• Priority interrupt handling

Which operation is typically performed on a queue?

• Push

• Pop

• Enqueue

• Access the middle element

What is the operation called when removing an item from a queue?

• Enqueue

• Dequeue

• Peek

• Clear