causes a displays screen to show a moving image or blank screen if no keyboard or mouse activity occurs for a specified time.

open source, Linux-based mobile operating system designed by Google for smartphones and tablets.

program that assesses and reports information about various computer resources and devices.

operating system allocates a portion of storage medium, such as the hard disk or USB flash drive, to function as additional RAM.

user type commands represented by short keywords or abbreviations or presses special keys on the keyboard.

A group of two or more integrated hard disks.

An erasable multisession disc.

desktop that does not have a tower and instead houses the screen and system unit in the same case.

a collection of related webpages and associated items stored on a web server

cach electronic document on the weh can contain text, graphics, audio, or video.

Computers automatically recognize peripheral devices when inserted.

a duplicate of content on a storage medium that you can in case the original is lost, damaged, or destroyed.

Controls the timing of all computer operations

The component that directs and coordinates the operations in a computer

A display that is packaged as a separate peripheral device

Reads information on the tag via radio waves

Generates images by pushing electrically heated pins against the heat-sensitive paper

Form characters and graphics on a piece of paper by striking a mechanism against an inked ribbon that physically contacts paper

A small, flat, rectangular pointing device that is sensitive to pressure and motion

A high-capacity optical disc on which users can read but not write on or erase

Contains one or more inflexible, circular platters that use magnetic particles to store data, instructions, and information