Contents

We write 9 in binary system as…….
a) (1100)2                     
b) (1010)2                     
c)(1001)2

c

The number of digits in a binary system is 
a) 10       
b) 2                         
c) 5         
d) 6

b

Which out of the following Binary numbers is equivalent to decimal number 24?
a) (1101111)2  
b)(11000)2                   
c)(111111)2

b

3 × 101 + 4 × 100 is……….
a) 0.34   
b) 3.4                      
c) 34       
d) 340

c

The decimal equivalent of 1000 is…..
a) 2         
b) 4                         
c) 6         
d) 8

d

The binary number 11011101 is equal to the decimal number……….
a) 121    
b) 221                    
c) 441    

d) 256

b