Scroll bar

Scroll bar- A horizontal or vertical bar located on the far right or bottom of a window that lets the user move the viewing page up or down or left to right.

Scanner

Scanner- It is commonly connected to a computer USB, Firewall, Parallel, or SCSI port.

Right-click

Right-click- It enables the user to perform tasks quickly.

Restore

Restore- It is a term used to describe the process of reverting a computer to its original form or previous form.
 

Relational database

Relational database- It is database that is organized through the use of tables and/or files that are linked together.

Receiver

Receiver- A device that changes sound into usable information.

Read-Only memory(ROM)

Read-Only memory(ROM)- It is a memory capable of holding data read but cannot write.