This video Contains the tutorial of Number System used in Computer.
Firstly What is Number System explained in the video.
After the explanation of Number System.
Four Type of Number System we’ve discussed
Four of them are as follows :
Binary , Octal , Decimal , HexaDecimal
Binary means Two ( 2 ) . It is represented with the Base 2 . It has Number 0 and 1
Octal means Eight ( 8 ). It’s base is 8 . It has Numbers from 0 to 7 ( 0 , 1 ,2 ,3 4 ,5 ,6 ,7 )
Decimal means Ten ( 10 ) . It’s base is 10 . It has Numbers from 0 to 9 ( 0 ,1,2,3,4,5,6,7,8,9)
Last is HexaDecimal
Hexadecimal means Sixteen ( 16 ) . It’s base is 16 . It has numbers from 0 to 15 . But 10 , 11 , 12 , 13 ,14 , 15 is represented with A , B ,C ,D ,E F respectively.
Therefore Numbers of Hexadecimal is ( 0 to 9 , A , B , C , D , E , F )

Then we will study Conversions from One Given to Another Number.

Following are the conversions explained in the video :

Binary to Octal
Octal to Binary

Binary to Hexadecimal
Hexadecimal to Binary

Octal to Hexadecimal
Hexadecimal to Octa

Binary to Decimal
Octal to Decimal
HexaDecimal to Decimal

Decimal to Binary
Decimal to Octal
Decimal to Hexadecimal


For Conversion of
Binary to Octal
Octal to Binary
Binary to HexaDecimal
HexaDecimal to Binary
Octal to HexaDecimal
HexaDecimal to Octal

We’ve created the table and how the table is created is beautifully explained in the video

After Watching this video , You will really appreciate the work done by the Faculty of GABS CLASSES

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