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Number Systems

The document explains that computers represent all data as binary numbers (0s and 1s) and outlines various number systems used for representation. It details four types of number systems: Binary (base 2), Octal (base 8), Decimal (base 10), and Hexadecimal (base 16), along with their symbols and examples. The base of a number system is indicated as a subscript at the end of the number.

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9 views2 pages

Number Systems

The document explains that computers represent all data as binary numbers (0s and 1s) and outlines various number systems used for representation. It details four types of number systems: Binary (base 2), Octal (base 8), Decimal (base 10), and Hexadecimal (base 16), along with their symbols and examples. The base of a number system is indicated as a subscript at the end of the number.

Uploaded by

mariyamshadha2
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as DOCX, PDF, TXT or read online on Scribd
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Number Systems

 Computers understand all data (text, numbers, images, sound) as numbers in binary form
 All data types (text, audio, image, video) are stored in computer memory as binary digits
(0s and 1s)

Number System

 A number system is a method used to represent numbers

Types of Number Systems


Number System Symbols Base Example
Binary 0, 1 2 101₂
Octal 0, 1, 2, 3, 4, 5, 6, 7 8 101₈
Decimal 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 10 101₁₀
Hexadecimal 0-9, A, B, C, D, E, F 16 101₁₆

Base
The base is a number that is shown as a subscript at the right end of the number

Decimal Number System

Symbols: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9

Base: 10

Binary Number System

Symbols: 0, 1 only

Base: 2

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