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Computer Applications 1
These are the key vocabulary terms for Computer Applications 1 Computer Concepts Lesson.
The programs or codes that run on a computer, includes a program that tells the computer how to operate its devices, how to manipulate, store and output information.
The chips that store data and programs while the computer is working. (RAM/ROM)
Device such as a flash drive used to store and retrieve data on a computer.
Includes the system unit of a computer and all input and output devices
Software such as Windows Vista that controls the basic functions of a computer
The physical components, devices or parts, of the computer such as the CPU, monitor or keyboard
Bar Code Readers
Devices used to read printed codes such as the UPC to track merchandise
Central Processing Unit
A silicon chip, stored on the motherboard, which processes data and carries out instructions given to the computer
Located inside the system unit, a circuit board where the computer memory, power supply, the processor and other vital electronic parts are housed
A single character of data such as a letter which is composed of 8 bits
USB Flash Drive
A portable, small storage device that plugs into the USB port
The clarity of an image on the screen, measured in pixels
Memory that temporarily stores programs and data when the computers is turned on but does not retain the contents when the computer is turned off
Permanent memory that stores the instructions that tell the computer how to begin to load its operating system and programs
One million cycles per second
One billion cycles per second
Two or more computers connected to share data
Computer hardware and software that stores and delivers data to the other computers on a network.
An electronic device that joins two or more networks and directs the flow of information across networks
A personal computer that requires data from a server
Programs that allow you to make changes to the way hardware and software works, such as changing the screen resolution, or improving the way disk drive read and write data.
A program that can harm a computer by gathering user information through the users internet connection without their knowledge
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