Data Representation

Data Representation

Digital Number System

In digital representation , various number systems are used. The most common number system used are :

  • Decimal number system
  • Binary number system
  • Ocatl number system
  • Hexadecimal number system

 

Decimal number system

  • Decimal number system is composed of 10 digits.
  • Digits used in decimal number system are 0,1,2,3,4,5,6,7,8 and 9.
  • Base of decimal number system is 10.

Binary number system

  • Binary number system is composed of 2 digits.
  • Digits used in binary system are 0 and 1.
  • Base of binary system is 2.

Octal number system

  • Octal number system is composed of 8 digits.
  • Digits used in octal number system are 0,1,2,3,4,5,6 and 7.
  • Base of octal number system is 8.

Hexadecimal number system

  • Hexadecimal number is composed of 16 digits.
  • Digits used in hexadecimal number system are 0,1,2,3,4, 5,6,7,8,9, A(10), B(11), C(12),D(13),E(14) and F(15).
  • Base of hexadecimal number system is 16.

Conversions

 

  1. Decimal to binary conversion
  2. Binary to decimal conversion
  3. Decimal to octal conversion
  4. Octal to decimal conversion
  5. Decimal to hexadecimal conversion
  6. Hexadecimal to decimal conversion
  7. Binary to octal conversion
  8. Octal to binary conversion
  9. Binary to hexadecimal conversion
  10. Hexadecimal to binary conversion

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