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boolean algebra

Total questions: 26

Worksheet time: 16mins

Name
Class
Date
1.

A + 0 =

a)

A

b)

1

c)

0

d)

My little pony

e)

~A

2.

A + 1 =

a)

1

b)

0

c)

A

d)

A pair of smelly sneakers

e)

~A

3.

~A + ~A =

a)

A

b)

~A

c)

1

d)

0

e)

Tinkerbell

4.

~ (~A) =

a)

A

b)

~A

c)

1

d)

0

e)

Ugly muffins

5.
X . ( Y . Z )
is the same as 
a)
X . Y + Z
b)
( X + Y ) + Z
c)
( X . Y ) . Z
d)
( X . Z ) + Y
6.

Which of these are logic gates?

a)

AND

b)

OR

c)

NOT

d)

IF

e)

ELSE

7.

Which logic gate does this symbol represent?

a)

AND

b)

OR

c)

NOT

d)

IF

e)

ELSE

8.

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

a)

0

b)

1

9.

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

a)

0

b)

1

10.

Which property: A+B = B+A or A * B = B*A

a)

Associative

b)

Distributive

c)

Commutative

d)

Bermuda Triangle

11.

Who wrote this law: ~ (A + B) = ~A * ~B

a)

Boole

b)

Euler

c)

DeMorgan

d)

Wolfertz

12.
Boolean algebra expressions are simplified because...
a)
Circuits are then cheaper to build
b)
Circuits are more logically correct
c)
More gates are used
13.

X V (X ^ Y) = X

a)

Commutative

b)

Absorption

c)

Distributive

d)

Associative

14.

Which gate does this symbol represent?

a)

AND

b)

NOT

c)

OR

d)

NAND

15.

Which gate does this symbol represent?

a)

NOT

b)

AND

c)

OR

d)

NOR

16.

Which gate does this symbol represent?

a)

OR

b)

AND

c)

NOT

d)

XOR

17.
According to Boolean algebra theorems x.x is equal to
a)
x
b)
1
c)
0
d)
x'
18.
__________ is elementary building block of a digital circuit that manipulates the binary information
a)
binary numbers
b)
logic gate
19.
What is the boolean expression shown here :   
a)
(a+b)'+b+c'
b)
(a.b)'.b.c'
c)
(a.b)'+b+c'
d)
(a+b)+b'+c
20.
Which of these is considered universal gate
a)
AND
b)
NOT
c)
XOR
d)
NOR
21.

Evaluate: 2 < 3 And ( Not 3 > 2)

a)

True

b)

False

22.

Which word best completes this sentence:


A logic gate is a tiny electronic component on a chip that has inputs and ______ to simulate a Boolean operation.

a)

output

b)

result

c)

data

d)

processing

23.
(NOT A) AND B = Q, If A=0 and B = 1, what does Q equal?
a)
1
b)
0
24.
__     __
A  .   B
is the same as
a)
_______
A + B
b)
A . B
c)
B . A
d)
______
A . B
25.

What is the output?

a)

True

b)

False

26.
(C AND D) OR (NOT(A OR B)) = Q, If A=1, B=1, C=0 and D=1, what does Q equal?
a)
0
b)
1