Number systems are techniques to represent numbers in computer systems, with the main ones being decimal (base 10), binary (base 2), octal (base 7), and hexadecimal (base 16). Every value stored in or retrieved from computer memory uses a defined number system. Decimal numbers can be converted to binary, octal, and hexadecimal through various calculation methods.

1. UNIT I
NUMBER SYSTEM
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3. NUMBER SYSTEM
 Number systems are the technique to represent numbers in the computer system
architecture, every value that you are saving or getting into/from computer memory
has a defined number system.
 Decimal – base 10
 Binary – base 2
 Octal- base 7
 Hexadecimal- base 16
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6. DECIMAL TO ALL CONVERSION
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