Essential Tech Terms Defined
Classified in Computers
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Accuracy
Tells us how correct a GPS measurement is.Array
A group of disk drives that are connected and used as a single unit.Assembler
A program that translates low-level programming language into machine code.Attachment
A file sent as part of an email.Avatar
An image in a computer game that represents a person.Barcode
An arrangement of lines and spaces that represent data.Bit
The smallest unit of computer data.Bitrate
A measurement of the amount of data that is processed.Broadband
A system that allows computers to transfer large amounts of information.Calibration
The act of adjusting printers and scanners to display colors correctly.Capacity
The amount of space an MP3 player has to store files.Catalog
An inventory of books in a library.Cell phone
A wireless phone that sends and receives data at a certain frequency of energy.Compiler
Changes human-readable source code into machine code that a CPU can understand.Coordinates
Groups of numbers that describe location.Decode
To return a file to its original format.Dial-up
An Internet connection using a modem and regular telephone lines.Dock
A device that connects an MP3 player to a computer.Driver
Software that tells a device how it should communicate with a computer.E-journal
A scholarly publication that is published online.Elevation
The height of something above sea level.Failure
Occurs when a disk drive malfunctions and the data stored on it cannot be accessed.Freeze
To become unresponsive and stop functioning.Gigabyte
A unit of measurement of hard drive capacity.Handle
A name that a person creates to access an account.Hard drive
A device in a computer that stores all of its information permanently.Hotspot
A location that provides wireless internet access.Integrity
A device's ability to perform consistently without error.Joint
The places where the parts of a robot connect.Latitude
An object's location north or south of the Equator.Link
A word or set of words on a website.Linker
Takes the machine code created by a compiler.Lockout
A security measure that prevents access to an account, often due to incorrect password attempts.Megapixel
A measurement of image size.Modem
A device that allows computers to send and receive information over telephone lines.Motherboard
The main circuit board in a computer.Multi-thread
To use a computer to execute several threads of execution concurrently.Navigator
A device or software used for the act of creating a route.Pendant
A device that a person uses to control and guide a robot.Position
An object's exact location.Reflow
A process that allows images or text to fit screens of different sizes.Scan
To use a laser to read barcodes and convert the data.Site license
Allows users to access software regardless of their location within a specific site or organization.Social Networking
The activity of socializing online with other people.Spam
Unwanted email, like advertisements, sent to large groups.Touchscreen
A display on some cell phones that you tap to access its features and applications.Upgrade
To improve something, like a computer program or a type of service.Waypoints
Locations that you can mark or record in a GPS device.Wi-Fi
A type of connection using wireless signals instead of a physical connection.