Free Printable Logic Gate and Simple Logic Circuit

1.

The truth table shows possible output for gate ...

a)

NOT

b)

AND

c)

OR

d)

NAND

2.

What is the output Y of this logic circuit if A = 1, B = 1, and C = 1

a)

0

b)

1

3.

What is the output Z of this logic circuit if A = 1 and B = 1

a)

0

b)

1

4.

Logic statement for $Y_1$

a)

$A\cdot B$

b)

$A+B$

c)

$A\cdot B\cdot C\cdot D$

d)

$C\cdot D$

e)

$A+B+C+D$

5.

Logic statement for $Y_2$

a)

$B+C$

b)

$C+D$

c)

$A\cdot B\cdot C\cdot D$

d)

$C\cdot D$

e)

$A+B+C+D$

6.

Logic statement for $Y_{ }$

a)

$B+C$

b)

$C+D$

c)

$A\cdot B\cdot C\cdot D$

d)

$C\cdot D$

e)

$A+B+C+D$

7.

Derive Q from the logic circuit given

a)

$A\ \ AND\ \ B$

b)

$A\ \ OR\ \ B$

c)

$B\ \ OR\ \ C$

d)

$B\ \ AND\ \ C$

e)

$B\ \ AND\ \ C\ \ AND\ \ \left(B\ \ OR\ \ C\right)$

8.

Derive S from the logic circuit given

a)

$B\ \ AND\ \ C\ \ AND\ \ B\ \ OR\ \ C$

b)

$B\ \ OR\ \ C\ \ OR\ \ B\ \ AND\ \ C$

c)

$B\ \ OR\ \ C\ \ OR\ \ \left(B\ \ AND\ \ C\right)$

d)

$B\ \ AND\ \ C\ \ AND\ \ \left(B\ \ OR\ \ C\right)$

9.

Derive T from the logic circuit given

a)

$A\cdot B+B\cdot C\cdot\left(B+C\right)$

b)

$A\cdot B+B\cdot C\cdot B+C$

c)

$A+B\cdot B+C+\left(B\cdot C\right)$

d)

$A+B\cdot B+C+B\cdot C$

10.

Derive expression for Y

a)

$\overline{\left(A\cdot B\right)+\overline{C}}$

b)

$\overline{\left(A\cdot B\right)}+\overline{C}$

c)

$\overline{\left(A\cdot B\right)}+\overline{\overline{C}}$

d)

$A\cdot\overline{B+\overline{C}}$

11.

What is value of Y if A = 1, B = 1, C = 0

a)

1

b)

0

12.

What is the value of E if both input is TRUE

a)

TRUE

b)

FALSE

13.

Value of D is TRUE if ...

a)

A = 0, B = 0

b)

A = 0, B = 1

c)

A = 1, B = 0

d)

A = 1, B = 1

14.

What is the final value of the logic circuit given if A=1, B=0, C=1

a)

TRUE

b)

FALSE

15.

Which gate gives FALSE value if either input is FALSE

a)

b)

c)

d)

Logic Gate and Simple Logic Circuit

Total questions: 15

Worksheet time: 18mins

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