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50 Cards in this Set

  • Front
  • Back
Anti-virus software  
detects and removes or quarantines computer viruses.
Application software  
software that enables you to solve specific problems or perform specific tasks.
Arithmetic/logic unit (A/L unit)  
performs all arithmetic operations (for example, addition and subtraction) and all logic operations (such as sorting and comparing numbers).
ASCII (American Standard Code for Information Interchange)  
the coding system that most personal computers use to represent, process, and store information.
Bar code reader  
captures information that exists in the form of vertical bars whose width and distance apart determine a number.
Binary digit (bit)  
the smallest unit of information that your computer can process.
a group of eight bits that represents one natural language character.
CD-R (compact disc-recordable)  
optical or laser disc that offers one-time writing capability with about 800MB of storage capacity.
optical or laser disc that offers no updating capabilities with about 800MB of storage capacity. Most software today comes on CD-ROM.
CD-RW (compact disc-rewritable)  
offers unlimited writing and updating capabilities on the CD.
Central processing unit (CPU)  
the actual hardware that interprets and executes the software instructions and coordinates how all the other hardware devices work together.
Communications software  
helps you communicate with other people.
Connectivity software  
enables you to use your computer to "dial up" or connect to another computer.
Control unit  
interprets software instructions and literally tells the other hardware devices what to do, based on the software instructions.
Crash-proof software  
utility software that helps you save information if your system crashes and you're forced to turn it off and then back on again.
a monitor that looks like a television set.
Database management system (DBMS)  
helps you specify the logical organization for a database and access and use the information within the database.
Desktop computer  
the most popular choice for personal computing needs.
Desktop publishing software  
extends word processing software by including design and formatting techniques to enhance the layout and appearance of a document.
Disk optimization software utility  
software that organizes your information on your hard disk in the most efficient way.
Dot pitch  
the distance between the centers of a pair of likecolored pixels.
optical or laser disc that offers one-time writing capability with upward of 17GB of storage capacity.
optical or laser disc that offers no updating capabilities with upward of 17GB of storage capacity. The trend is now for movie rentals to be on DVD.
(all different names by different manufacturers) optical or laser disc that offers unlimited writing and updating capabilities on the DVD.
E-mail software (electronic mail software)  
enables you to electronically communicate with other people by sending and receiving e-mail.
Expansion bus  
moves information from your CPU and RAM to all of your other hardware devices such as your microphone and printer.
Expansion card  
a circuit board that you insert into an expansion slot.
Expansion slot  
a long skinny socket on the motherboard into which you insert an expansion card.
Flat-panel display  
thin, lightweight monitor that takes up much less space than a CRT.
Floppy disk  
storage device that is great for portability of information and ease of updating but holds only 1.44MB of information.
Gigabyte (GB or Gig)  
roughly 1 billion characters.
Gigahertz (GHz)  
the number of billions of CPU cycles per second.
Graphics software  
helps you create and edit photos and art.
Hard disk  
storage device that rests within your system box and offers both ease of updating and great storage capacity.
the physical devices that make up a computer (often referred to as a computer system).
High-capacity floppy disk  
storage device that is great for portability and ease of updating and holds between 100MB and 250MB of information. Superdisks and Zip disks are examples.
Horizontal market software  
application software that is general enough to be suitable for use in a variety of industries.
Information technology (IT)  
any computer-based tool that people use to work with information and support the information and information-processing needs of an organization.
Inkjet printer  
makes images by forcing ink droplets through nozzles.
Input device  
a tool you use to capture information and commands.
IrDA (infrared data association) port  
for wireless devices that work in essentially the same way as the remote control on your TV.
today's most popular input technology.
Laser printer  
forms images using an electrostatic process, the same way a photocopier works.
an open-source operating system that provides a rich operating environment for high-end workstations and network servers.
Mac OS  
the operating system for today's Apple computers.
Mainframe computer (sometimes just called a mainframe)  
a computer designed to meet the computing needs of hundreds of people in a large business environment.
Megabyte (MB or M or Meg)  
roughly 1 million bytes.
Megahertz (MHz)  
the number of millions of CPU cycles per second.
for capturing live sounds such as a dog barking or your voice (for automatic speech recognition).
Microsoft Windows 2000 Millennium (Windows 2000 Me)  
an operating system for a home computer user with utilities for setting up a home network and performing video, photo, and music editing and cataloging.