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DCT chp 1

key terms

software the programs and other operating information used by a computer.
operating system the software that supports a computer's basic functions, such as scheduling tasks, executing applications, and controlling peripherals.
hardware tools, machinery, and other durable equipment.
digital expressed as series of the digits 0 and 1, typically represented by values of a physical quantity such as voltage or magnetic polarization.
hard drive a high-capacity, self-contained storage device containing a read-write mechanism plus one or more hard disks, inside a sealed unit. Also called hard disk drive.
input what is put in, taken in, or operated on by any process or system.
output the amount of something produced by a person, machine, or industry.
external storage device External storage is all addressable data storage that is not currently in the computer's main storage or memory.
read only memory memory read at high speed but not capable of being changed by program instructions.
e-portfolio An electronic portfolio (also known as an eportfolio, e-portfolio, digital portfolio, or online portfolio ) is a collection of electronic evidence assembled and managed by a user, usually on the Web.
Created by: 237518