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10 August 2016, ϟ 0 shout(s)

__2.0 Computer System__

2.2 NUMBER SYSTEM AND REPRESENTATION

__Introduction__

A numbering system is

**a way of representing numbers.**Common numbering system used is called the

**decimal numbering system/base 10 numbering system.**

The

**decimal numbering system**is the numbering

**is the numbering system that**

**represent all numbers using 10 symbols (0-9).**

2.2.1 BINARY NUMBERING SYSTEM

The numbering system that has just 2 unique digits,0 and 1,called bits. Example: 1010 base 2.

WHY?

**Computer**uses the binary numbering system to

**represent the electronic status of the bits in memory.**It also is used for other purposes such

**as addressing the memory locations.**

2.2.2 HEXADECIMAL NUMBERING SYSTEM

Hexadecimal notation is

**a shorthand method for representing the binary digits stored in a computer**. Hence,to communicate with a programmer.

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