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Karnaugh Mapping

Total questions: 18

Worksheet time: 14mins

Name
Class
Date
1.

Who invented the K-Map?

(a)  

2.

What does a Karnaugh Map do to Boolean Expressions?

a)

Simplify

b)

Process

c)

Translate

d)

Complicate

3.

When ordering binary numbers for a Karnaugh Map, which of the following is the correct sequence?​

a)

00, 01, 11, 10

b)

00, 11, 10, 01​

c)

11, 10, 01, 00

d)

00, 01, 10, 11

4.

Karnaugh Maps are useful for Boolean Expressions of how many variables?

a)

Between 2 and 6

b)

1 variable

c)

1 or 2 variables

d)

More than 6

5.

Don’t care conditions can be used for simplifying Boolean expressions in (a)  

6.

Each product term of a group, w’.x.y’ and w.y, represents the ____________ in that group.

a)

Input

b)

POS

c)

Sum of Minterms

d)

Sum of Maxterms

7.

Using Karnaugh Maps, find the logical expression.

Assume blanks are zeroes

a)

ABC + ABC

b)

A'B'C + ABC'

c)

A'B'C + ABC

d)

A'BC + ABC

8.

When designing a circuit to emulate a truth table, both Product-of-Sums (POS) expressions and Sum-of-Products (SOP) expressions can be derived from?

a)

K-Map

b)

NAND Gate

c)

NOR Gate

d)

X-NOR Gate

9.

Use Karnaugh map to find the simplified expression of the function: F = x’yz + xy + xy’z’.

a)

xz’+y’z’

b)

xy’z+xy

c)

y’z+x’y+z

d)

yz+xy+xy’z

10.

Using Karnaugh Maps, find the logical expression.

Assume blanks are zeroes.

a)

AB'

b)

AB

c)

A'B'

d)

A'B

11.

Simplification of the Boolean expression for a logic circuit would result in a circuit that contains: 

a)

Fewer gates but more connections

b)

Fewer gates and connections

c)

Fewer gates only

d)

Fewer connections only

12.

There are (a)   cells in a 4-variable K-map.​

13.

Using Karnaugh Maps, find the logical expression.

Assume blanks are zeroes

(a)  

14.

What is the logical expression from this K-map?

a)

A'B + AB + C'D' + CD

b)

AB + AB + CD + CD

c)

AB + AB + C'D + CD

d)

A'B' + AB + C'D + CD

15.

A Karnaugh map (K-map) is an abstract form of (a)   diagram organized as a matrix of squares.

16.

Product-of-Sums expressions can be implemented using ___________

a)

2-level OR-AND logic circuits

b)

2-level NOR logic circuits

c)

2-level XOR logic circuits

d)

Both 2-level OR-AND and NOR logic circuits

17.

The K-map based Boolean reduction is based on the following Unifying Theorem: A + A’ = 1.

a)

Impact

b)

Non Impact

c)

Force

d)

Comolementarity

18.

There are many situations in logic design in which simplification of logic expression is possible in terms of XOR and (a)   operations.