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WorksheetsIA ASSESSMENT QUIZ
Total questions: 20
Worksheet time: 10hrs 0mins
Which logic gate outputs 1 only when both inputs are 1?
AND
OR
NAND
NOR
What is the output of a NOR gate when both inputs are 1?
Undefined
1
0
Both 0 and 1
In Boolean algebra, what are the possible binary values a variable can have?
0 (Low) or 1 (High)
2 or 3
A or B
True or False only
How is the complement of a variable represented in Boolean algebra?
By a prime symbol (A') or a bar over the letter (Ā)
By a plus sign (A+)
By a minus sign (A-)
By a double prime symbol (A'')
Which law states that x + x' = 1 in Boolean algebra?
Involution Law
Commutative Law
Distributive Law
Complement Law
Which of the following is a main objective when studying Karnaugh Maps (K-Maps)?
To learn how to build physical circuits
To determine the essential prime implicants of a function from a map
To memorize all possible Boolean functions
To design microprocessors
How are the rows labeled in a three-variable Karnaugh map?
00, 01, 11, 10
00, 01, 10, 11
01, 10, 11, 00
10, 11, 00, 01
What is the purpose of modifying the Quine-McCluskey method when simplifying incompletely specified functions?
To obtain a minimum solution when don’t-care terms are present.
To increase the number of variables in the function.
To ignore all essential prime implicants.
To maximize the number of terms in the solution.
How many control inputs are required for an 8-to-1 multiplexer?
1
2
3
4
What type of integration includes adders, multiplexers, decoders, registers, and counters?
Small-scale integration (SSI)
Medium-scale integration (MSI)
Large-scale integration (LSI)
Very-large-scale integration (VLSI)
What is the output equation for a 4-to-1 multiplexer?
Z = A'I0 + AI1
Z = A'B'I0 + A'B'I1 + AB'I2 + AB'I3
Z = A'B'I0 + A'B'I1 + AB'I2 + AB'I3
Z = A'B'C'I0 + A'B'CI1 + A'BC'I2 + A'BCI3
In a 3-to-8 line decoder, how many output lines will be 1 for each combination of input values?
Exactly one
Exactly two
Exactly three
All eight
A Programmable Logic Array (PLA) with n inputs and m outputs can realize how many functions?
m functions of n variables
n functions of m variables
Only one function
2n functions of m variables
Which digital circuit is used to select one output from multiple inputs based on selection lines?
Multiplexer
Decoder
Flip-Flop
Counter
What are latches and flip-flops commonly used as in sequential circuits?
Arithmetic devices
Memory devices
Input devices
Output devices
What does the input combination S = R = 1 do in an S-R flip-flop?
Not allowed.
Sets Q to 1.
Resets Q to 0.
No state change.
What happens to Q when J = K = 1 in a J-K flip-flop after the active clock edge?
Q is set to 0.
Q is set to 1.
Q toggles between 0 and 1.
Q remains unchanged.
What is the characteristic equation for a T flip-flop?
Q⁺ = S + R'Q
Q⁺ = GD + G'Q
Q⁺ = T ⊕ Q = TQ' + T'Q
Q⁺ = D
Which signal is commonly used to synchronize the operation of flip-flops in digital circuits?
Clock
Data
Enable
Reset
In a JK flip-flop, what happens when both J and K inputs are high during a clock pulse?
The output resets
The output sets
The output remains unchanged
The output toggles
