NIELIT 2023: Boolean Algebra Logic Gates & Minimization Techniques

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Question 1

In the given truth table, f(x, y) represent the Boolean function.

• A 
• B
• C 
• Dx → y

Question 2

The output of a logic gate is 1 when all the input are at logic 0 then 

The gate is either _________

• AA NAND or an EX-OR
  
• BAn OR or an EX-NOR
  
• CAn AND or an EX-OR
  
• DA NOR or an EX-NOR

Question 3

To make the following circuit a tautology? marked box should be

• AOR gate
• BAND gate
• CNAND gate
• DEX-OR gate

Question 4

If the value of X + Y = 1, then the value of  is equal to

• AX
• B
• C1
• D0

Question 5

The possible number of Boolean function of 3 variables X,Y and Z such that

f(X, Y, Z) = f(X', Y', Z')

• A8
• B16
• C64
• D32

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