Download worksheet-on-logic-gates-2

HW: Logic Gate Worksheet
X
1. A Logic circuit has two inputs being X and Y
fill in all the possible combinations.
Y
2. The figure below shows a logic circuit and its incomplete truth table. Complete the below truth
table.
A
C
Q
B
A
B
0
0
0
1
1
0
1
1
C
Q
3. The figure below shows a logic circuit and its incomplete truth table. Complete its truth table.
A
C
Q
B
D
A
B
0
0
0
1
1
0
1
1
C
D
Q
4. The figure below shows a logic circuit and its incomplete truth table. Complete the below truth
table.
A
A
C
Q
0
0
B
D
1
1
B
C
D
Q
5. The figure below shows a logic circuit and its incomplete truth table. Complete the below truth
table.
A
C
A
Q
B
B
C
D
Q
0
1
D
0
1
6. For the logic circuit below complete the truth table.
A
D
B
A
B
0
0
0
1
1
0
1
1
D
Answers:
1.
X
Y
1
1
0
0
0
1
0
1
2
A
0
0
1
1
B
0
1
0
1
C
0
1
1
1
Q
1
0
0
0
3
A
0
0
1
1
B
0
1
0
1
C
0
1
1
1
D
0
1
0
1
Q
0
1
0
1
A
0
0
1
1
B
0
1
0
1
C
0
1
1
1
D
1
0
1
0
Q
1
1
0
1
A
0
0
1
1
B
0
1
0
1
C
1
0
0
0
D
1
0
1
0
Q
0
1
1
1
4.
5
6.
A
0
0
1
1
B
0
1
0
1
D
0
1
1
1