1.4.3 Boolean algebra - Ali

Question 1

Name all the logic gates in A-Level specification

Answer 1

.NOT
.AND
.OR
.XOR

Question 2

Draw a NOT gate with input labelled as A and output as Q

Question 3

Write the truth table for a NOT gate

Answer 3

Input A - Output Q
0 1
1 0

Question 4

Draw an AND gate with input labelled as A and B and output as Q

Question 5

Write the truth table for AND gate

Answer 5

Input A - Input B - Output Q
0 0 0
0 1 0
1 0 0
1 1 1

Question 6

What is the boolean algabraic expression of NOT gate

Answer 6

¬

Question 7

What is the boolean algebraic expression for an AND gate

Question 8

Draw a OR gate with input labelled as A and B and output as Q

Question 9

Write the truth table for an OR gate

Answer 9

Input A - Input B - Output Q
0 0 0
1 0 1
0 1 1
1 1 1

Question 10

What is the boolean algebraic expression for a OR gate

Answer 10

v