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computer difinitions
Lessons 1&2
4
Computer Science
Undergraduate 1
10/05/2011

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Term
computer
Definition
electronic device that receives data, processes data, stores data, and produces information.
Term
data
Definition
information entered into the computer to be processed. comsists of text, numbers, sounds, video, and images.
Term
file
Definition
the instructions the computer needs to operate (called program files or executable files); it may contain a text document you can read (often referred to as a document file); or a file may contain an image or other media.
Term
index
Definition
the third part of a search enginel when the spider finds a page, it feeds the data to the index; also called the indexer.
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