MCQ Logic Gates, Class 12 Physics

1. There will be total 10 MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying.

1. The binary number system has a base of

8

2

10

16

Question 1 of 10

2. In the binary number 10010, the MSB is

100

0

1

10

Question 2 of 10

3. Which of the following is the universal gate?

OR gate

AND gate

NAND gate

NOT gate

Question 3 of 10

4. The inputs of a NAND gate are connected together. The resultant circuit is

NOT gate

AND gate

OR gate

None of the above

Question 4 of 10

5. The NOR gate is OR gate followed by

AND gate

OR gate

NOT gate

None of the above

Question 5 of 10

6. The truth table given below is for a gate with A and B as inputs and C as output. Which of the gates will obey this truth table?

OR

XOR

AND

NAND

Question 6 of 10

7. Which among the following gates has output = A . B ?

OR gate

NOT gate

AND gate

NAND gate

Question 7 of 10

8. The output of a 2-input OR gate is zero only when its:

both inputs are 0

either input is 1

both inputs are 1

either input is zero

Question 8 of 10

9. If A = 1 and B = 0, what is the value of A.A+B?

A² + B

A

A.B

B

Question 9 of 10

10. The binary number 10101 is equivalent to decimal number

21

13

43

51

Question 10 of 10

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