UNIT-II DLD QUIZ

The logical sum of two or more logical product terms is called __________

• a) SOP
  

• b) POS
  

• c) OR operation
  

• d) NAND operation

The expression Y=AB+BC+AC shows the _________ operation.

• a) EX-OR
  

• b) SOP
  

• c) POS
  

• d) NOR

The canonical sum of product form of the function y(A,B) = A + B is __________

• a) AB + BB + A’A
  

• b) AB + AB’ + A’B
  

• c) BA + BA’ + A’B’
  

• d) AB’ + A’B + A’B’

How many AND gates are required to realize Y = CD + EF + G?

• a) 4
  

• b) 5
  

• c) 3
  

• d) 2

A universal logic gate is one which can be used to generate any logic function. Which of the following is a universal logic gate?

• a) OR
  

• b) AND
  

• c) XOR
  

• d) NAND

The code where all successive numbers differ from their preceding number by single bit is __________

• a) Alphanumeric Code
  

• b) BCD
  

• c) Excess 3
  

• d) Gray

Image belongs to which Truth table of gate

• EX-NOR

• EX-OR

• Exclusive NAND

• NOR

Belongs to Which gates

• Universal Gates

• NOR Gates

• BASIC Gates

• Exclusive gates

A+AB+ABC reduces to

• ABC

• A

• AC

• AC

(A+B)(A+C)=A+BC

• Distributive law

• Associative law

• Idempotent law

• Notataion