Contents

Which gate gives output high (1) when one inputs is high(1)?
a) OR gate                                           

b) AND gate
c) NOT gate                                         

d) NAND gate

a

Which formula is used for OR gate?
a) output=A+B                    

b) output=A.B
c) output=A/B                                     

d) output=A-B

a

Which gate is used to reverse the input value?
a) OR gate                                            

b) AND gate
c) NOT gate                                        

d) NAND gate

c

A table that contains all possible combination of input values and their corresponding output.
a) table                                                 

b) truth table
c) birth table                                        

d) none of these

b

Truth table consists of ….
a) rows                                  

b) columns
c) both a & b                                       

d) none of these

c

Which formula is used to findthe number of combination possible inputs?
a) n2       

b) 2n                                       

c) n+1    

d) n

b