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CO Unit 1

Mrs. Breece Careers Unit 1

QuestionAnswer
Application software also called productivity software; helps you perform a specific task, such as word processing or spreadsheets
Byte a unit of computer information or data-storage capacity that consists of a group of eight bits and that is used especially to represent an alphanumeric character
Central Processing Unit (CPU) also known as the microprocessor; the brains of the computer
Computer electronic device that receives data, processes data, stores data, and produces a result
File extension the part of a file name that comes after the period called a “dot”
File name the name assigned for identification
Folder a way to organize files into manageable groups
Hardware the tangible, physical equipment that can be seen and touched
Hertz a unit of frequency equal to one cycle per second
Input devices enable the user to input data and commands into the computer
Mainframe computers large, powerful computers that are used for centralized storage, processing, and management of very large amounts of data
Microcomputer sometimes called a personal computer; used at home or at the office by one person; can fit on top of or under a desk
Minicomputer type of computer that is designed to serve multiple users and process significant amounts of data; larger than a microcomputer, but smaller
Motherboard a circuit board that contains all of the computer system’s main components
Output devices enable the computer to give you the results of the processed data
Random Access Memory (RAM) where instructions and data are stored on a temporary basis; this memory is volatile
Read-Only Memory (ROM) permanent storage; instructions are burned onto chips by the manufacturer
Supercomputers largest and fastest computers, capable of storing and processing tremendous volumes of data
Universal Serial Bus (USB) standard for computer ports that support data transfer rates of up to 12 million bits per second
Created by: Mrs. Breece
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