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DCT Chp 1

Key Terms

TermDefinition
software A set of instructions, also called a program or application, that tells a computer how to perform tasks.
operating system Software that controls all of the other software programs and allows the computer to perform basic tasks.
hardware All of the physical parts of a computer.
digital Information that is represented as individual pieces of data using the numbers 1 and 0, rather than as a continuous stream.
hard drive The built-in storage device inside a computer.
input Information that is entered into a computer.
output Information that a computer produces or processes.
external storage device A storage device that can be easily removed from a computer and is often small and portable.
read-only memory (ROM) Memory that holds data that can be read by a digital device but cannot be changed or deleted.
e-portfolio A collection of the best documents and projects you have created and saved in an electronic format.
Created by: 683614
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