If A and B are two inputs in AND gate, then AND gate has an output of 1 when the values of A and B are

(1) A = 0, B = 0

(2) A = 1, B = 1

(3) A = 1, B = 0 

(4) A = 0, B = 1

Subtopic:  Logic gates |
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The Boolean equation of NOR gate is 

(1) C = A + B

(2) C=A+B¯ 

(3) C=A·B 

(4) C=A.B¯

Subtopic:  Logic gates |
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This symbol represents 


(1) NAND gate

(2) OR gate

(3) AND gate

(4) NOR gate

Subtopic:  Logic gates |
 85%
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Symbol 

(1) NAND gate

(2) NOR gate

(3) NOT gate

(4) XNOR gate

 

Subtopic:  Logic gates |
 92%
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To get an output 1 from the circuit shown in the figure, the input must be 


(1) A = 0, B = 1, C = 0

(2) A = 1, B = 0, C = 0

(3) A = 1, B = 0, C = 1

(4) A = 1, B = 1, C = 0

Subtopic:  Logic gates |
 92%
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The combination of the gates shown in the figure below produces 


(1) NOR gate

(2) OR gate

(3) AND gate

(4) XOR gate

Subtopic:  Logic gates |
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Which logic gate is represented by the following combination of logic gates 

(1) OR

(2) NAND

(3) AND

(4) NOR

Subtopic:  Logic gates |
 72%
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The output of the OR gate is 1 

(1) If both inputs are zero

(2) If either or both inputs are 1

(3) Only if both inputs are 1

(4) If either input is zero

Subtopic:  Logic gates |
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Which gates are represented by this figure 

(1) NAND gate

(2) AND gate

(3) NOT gate

(4) OR gate

Subtopic:  Logic gates |
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Which of the following logic gate is a universal gate?
1. OR
2. NOT
3. AND
4. NOR

Subtopic:  Logic gates |
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