Boolean Logic - Assessment

1.

Multiple Choice

30 sec

1 pt

What is the boolean expression for this logic circuit?

Q = NOT (A OR B)

Q = NOT A AND B

NOT A OR B = Q

Q = (NOT A) OR B

2.

Multiple Choice

30 sec

1 pt

This is the truth table for which logic gate?

3.

Multiple Choice

30 sec

1 pt

In this logic circuit, if A = 0 and Q = 1, what is B?

0

We can't say

1

4.

Multiple Choice

30 sec

1 pt

In this logic circuit, what is Q if the inputs are: A=0, B=1, C=0?

0

We can't say

1

5.

Multiple Choice

30 sec

1 pt

What is the best explanation for why a computer uses boolean logic to manipulate True and False values?

It can only understand 0s and 1s

It runs instructions in a binary code

It doesn't have enough memory to store numbers above 1

It uses transistors which can only be on or off

6.

Multiple Choice

30 sec

1 pt

A single logic gate is an electronic component made of transistors, which does what?

Performs calculations such as binary addition

Performs binary shifts left and right

Combines boolean inputs to produce a boolean output

Executes instructions stored in the main memory

7.

Multiple Select

45 sec

1 pt

Which of these are boolean operators, implemented in the computer as logic gates?

Check all that apply

NOT

MOD

OR

AND

DIV

8.

Multiple Choice

30 sec

1 pt

Which logic gate is this?

AND

NOT

OR

9.

Multiple Choice

30 sec

1 pt

What is the output Q if the inputs to this logic circuit are both 0?

0

We can't say

1

10.

Multiple Choice

30 sec

1 pt

What is the boolean expression for this logic circuit?

A OR B AND C = Q

Q = (A AND B) OR C

Q = A OR (B AND C)

Q = (A OR B) AND C

11.

Multiple Choice

30 sec

1 pt

In this logic circuit, what is the output Q if the inputs A and C are 1?

0

We can't say

1

12.

Multiple Choice

30 sec

1 pt

What is described as a table that shows the output of a logic gate for all possible combinations of input?

Truth table

Trace table

Boolean table

Logic table

13.

Multiple Choice

30 sec

1 pt

Which logic gate is this?

AND

OR

NOT

14.

Multiple Choice

30 sec

1 pt

Which is the truth table for the AND gate?

15.

Multiple Choice

30 sec

1 pt

Which logic gate take the input and negates it, turning 0 to 1 and 1 to 0?

AND

OR

NOT

16.

Multiple Choice

30 sec

1 pt

The AND and OR gate both take two inputs, while the NOT gate takes just one. True or False?

True

False

17.

Multiple Choice

30 sec

1 pt

The NOT gate takes only one input (it is a unary operator). True or False?

True

False

18.

Multiple Choice

30 sec

1 pt

This is the truth table for which logic gate?

AND

OR

NOT

19.

Multiple Choice

30 sec

1 pt

Which logic gate matches this truth table?

20.

Multiple Choice

30 sec

1 pt

Which logic gate is this?

AND

OR

NOT

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