DIGILOG - 10/08/2025
Authored by Joie Velasco
Information Technology (IT)
University
Used 4+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
The truth table represents the Boolean function
A. X
B. X+Y
C. X xor Y
D. Y
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the Boolean expression for the output f of the combinational logic circuit of NOR gates given below?
A. (Q+R)'
B. (P+Q)'
C. (P+R)
D. (P+Q+R)'
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the minimal form of the Karnaugh map shown below? Assume that X denotes a don’t care term.
A. b'd'
B. b'd' + b'c'
C. b'd' + a'b'c'd'
D. b'd' + b'c' + c'd'
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
In the Karnaugh map shown below, X denotes a don't care term. What is the minimal form of the function represented by the Karnaugh map?
b'd'+a'd'
a'b'+b'd'+a'b'd'
b'd'+a'b'd'
a'b'+b'd'+a'd'
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The Boolean function x'y' + xy + x'y is equivalent to
A. x' + y'
B. x + y
C. x + y'
D. x' + y
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Minimum sum of product expression for f(w, x, y, z) shown in Karnaugh-map below is
A. xz + y'z
A. xz' + zx'
A. x'y + zx'
A. None of these
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
The number of min-terms after minimizing the following Boolean expression is _________.
[D′ + AB′ + A′C + AC′D + A′C′D]′
1
2
3
4
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