Number of Systems
There are four types of number of system.
- Binary number system or Machine Language or Low
- Decimal number system
- Octal number system
- Hexa-decimal number system
1. Binary number system- There are only two digit (0,1). There are base two in binary number system. It is used in Micro Computer.
2. Decimal number system- There are ten digit from (0-9). There are base in 10. It is used in main frame Computer.
3. Octal number system- There are eight digit from (0-7). There are base in 8. It is used in mini Computer.
4. Hexa Decimal number system- This combination is (0-15). There are base is 16.
Value is 0-9 and A-F alphabet. It is used in super Computer.

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