Computer Technology Vocabulary 1
A mechanical apparatus that records data to and retrieves data from a storage medium.
A virus designed to spread from computer to computer usually through e-mail.
An interconnected group of computers that covers a large geographical area.
WAN - Wide Area Network
Intangible set of instructions that tell the computer what to do.
A component or equipment that expands a computer's capabilities.
Peripheral Device such as printer or scanner.
The underlying hardware and software of the computer system.
An interconnected group of computers and peripheral located within a limited area.
LAN - Local Area Network
Brains of the computer.
CPU - Central Processing Unit
Stores data by magnetizing microscopic particles on the disk or tape surface.
Attaches to an application program, such as a game.
A type of software that helps you perform a specific task such as word processing.
The fastest and most expensive type of computer.
Computer programs that help the computer carry out essential operating tasks.
Approximately 1 billion bytes.
Approximately 1 million bytes.
Approximately 1 thousand bytes
Point and click menu options.
GUI - Graphical User Interface such as the
The sequence of events that occurs within a computer system when the user starts the computer.
Tangible, physical equipment that can be touched.
A large, fast, and expensive computer generally used by businesses or government agencies.
How many bits make up a byte?
Eight bits of information make up a ______.
Printers and monitors are types of _____.
Optical storage is used to store data on _____.
Computer’s memory that stores data and instructions but is lost when power is turned off.
RAM - Random Access Memory
Computer’s memory that stores permanent instructions needed for computer operations.
ROM - Read Only Memory
To keep your files organized, you create ______.