Binary Numbers 
Definition:
Binary numbers are a number system made up of 0's and 1's.  It is used in computers to represent information.
 
 

Explanation:

All information is stored in a computer in binary code.  Each character or symbol consists of a combination of 0's and 1's.  For example, the letter "A" is stored as 01000001.
 

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Look up "Binary Numbers" in the TechEncyclopedia.
 

 

 

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