1.

Convert following hexadecimal numbers into binary number :(a) FF (b) ABC (c) CD42 (d) F329

Answer»

(a) FF 

Step-1: (F)16= (15)10 = 1111 

(F)16= (15)10 = 1111 

Step -2: put all digits together (1111 1111 )2 

(b) ABC 

Step-1: (A)16=(10)10 = 1010 

(B) 16=(11)10 = 1011 

(C) 16= (12)10 = 1100 

Step -2: put all digits together (1010 1011 1100)2 

(c) CD42 

Step-1: (C)16= (12)10 = 1100 

(D)16= (13)10 = 1101 

(4)16= (4)10 = 0100 

(2)16 = (2)10 = 0010 

Step -2: put all digits together (1100 1101 0100 0010)2 

(d) F329 

Step-1: (F)116= (15)10= 1111 

(3)16= (3)10 = 0011 

(2)16= (2)10 = 0010 

(9)16=(9)10 = 1001 

Step -2: put all digits together (1111 0011’0010 1001)2


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