WorksheetsDIGITAL SYSTEM DESIGN QUIZ
Total questions: 31
Worksheet time: 16mins
Which truth table is this?
XOR
NOR
NAND
NOT
In Boolean algebra A.A is equal to
A
2A
A2
1
How many input and output required for multiplexer ?
Many input and one output
One input and many output
One input and one output
None of the above
What will the circuit's output be?
1
0
What is the output Y of this logic cricuit if A = 1, B = 1, and C = 1
0
1
What is the output Z of this logic cricuit if A = 1 and B = 1
0
1
What type of logic circuit is represented by the figure shown below?
XNOR
XOR
NAND
AND
(A+B)(A+C)=
A+BC
BC+BA
ABCD
AB+CD
An 8:1 multiplexer contains________ selection lines.
2
3
4
5
In 1-to-4 demultiplexer, how many select lines are required?
1
2
3
4
When ordering binary numbers for a Karnaugh Map, which of the following is the correct sequence?
00, 01, 11, 10
00, 11, 10, 01
11, 10, 01, 00
00, 01, 10, 11
Using Karnaugh Maps, find the logical expression.
Assume blanks are zeroes
ABC + ABC
A'B'C + ABC'
A'BC + ABC
A'B'C + ABC
Simplify the following expressions by using Karnaugh Map
Simplify the following expressions by using Karnaugh Map:
A + AB + ABC + ABCD + ABCDE can be reduced to
ABCDE
1
0
A
Simplification of K-Map
BC' + AB
AB' + BC
AB + BC
BC' + AB'
From the truth table above , determine the standard SOP expression.
A'B'C' + ABC+AB'C
ABC + ABC + ABC
AB'C + A'BC + ABC'
A'B'C + A'BC + ABC'
Simplify the given Boolean function using Kmap
F (A,B,C,D) = Σm(0,1,2,3,5,7,8,9,10,12,13)
F = B'D'+AC'+A'D
F = BD'+AC+A'D
F = B'D'+AC'+A'D'
F = B'D'+A'C'+A'D
If the inputs to a full adder are A=1, B=0, CIN=1 what will be the logic states on the outputs S and COUT?
S = 0, COUT= 0
S = 1, COUT= 0
S = 1, COUT= 1
S = 0, COUT= 1
The simplest equation which implements the K-map shown below is:
X = AC + B
X= AB'
X=ABC'+ABC+AB'C
X=AB+A'B
Find the simplified boolean expression from the K.Map
F = A'C' + B'D' + A'BD + BC'D + AB'C + ACD'
F = B'D' + A'BC' + A'BD + BC'D + AB'C + ACD'
F = B'C'D' + A'BC' + A'BD + BC'D + AB'CD + ABCD'
F = A'BC' + AB'D' + A'BD + BC'D + AB'C + ACD'
Find the simplified Boolean Expression from the K-map
F = B + CD' + A'C'D
F = B + CD'
F = BC' + BD + A'C'D + B'CD'
F = BD + A'C'D + B'CD'
Consider the inputs of the each gates in the given diagram are X and Y. Which set of Boolean expressions describes the given diagram inorderly?
Which of the examples below expresses the commutative law of multiplication?
A + B = B + A
A • B = B + A
A • (B • C) = (A • B) • C
A • B = B • A
What is the maxterm notation for A'+B'+C'
M4
m7
M7
m4
In POS, O11 means
A'BC
A+B'+C
A'+B+C
A+B'+C'
In the given 4-to-1 multiplexer, if c1 = 0 and c0 = 1 then the output M is ___________
X0
X1
X2
X3
If A and B are the inputs of a half adder, the carry is given by __________
A AND B
A OR B
A XOR B
A EX-NOR B
What is the Gray code word for the binary number 101011 ?
101011
110101
011111
111110
