Question

tion Current State Input Next State Outputs QA QB X QA QB Y Z 0 0 0 0 1 0 1 0 1 1 1 0 0 0 1 0 0 1 1 0 0 1 1 0 0 0 0 0 1 1 0 1 1 0 0 0 1 1 0 1 0 1 1 1 1 1 0 0 0 Assume we would like to build the circuit corresponding to the state table above using two J-KFs, let us cail the first one flip-flop A, and the second one is flip-flop B. What is the Boolean expression of the circuit ou ut Z? Select one: a. $Q_A \cdot Q_B$ b. $Q_A \cdot Q_B + X^\prime$ c. $Q_A \cdot Q_B^\prime$ d. $Q_A \text{ XOR } Q_B$ e. All options are incorrect.

          tion
Current State
Input
Next State
Outputs
QA
QB
X
QA
QB
Y
Z
0
0
0
0
1
0
1
0
1
1
1
0
0
0
1
0
0
1
1
0
0
1
1
0
0
0
0
0
1
1
0
1
1
0
0
0
1
1
0
1
0
1
1
1
1
1
0
0
0
Assume we would like to build the circuit corresponding to the state table above using two J-KFs, let us cail the first
one flip-flop A, and the second one is flip-flop B. What is the Boolean expression of the circuit ou ut Z?
Select one:
a. $Q_A \cdot Q_B$
b. $Q_A \cdot Q_B + X^\prime$
c. $Q_A \cdot Q_B^\prime$
d. $Q_A \text{ XOR } Q_B$
e. All options are incorrect.

tion
Current State
Input
Next State
Outputs
QA
QB
X
QA
QB
Y
Z
0
0
0
0
1
0
1
0
1
1
1
0
0
0
1
0
0
1
1
0
0
1
1
0
0
0
0
0
1
1
0
1
1
0
0
0
1
1
0
1
0
1
1
1
1
1
0
0
0
Assume we would like to build the circuit corresponding to the state table above using two J-KFs, let us cail the first
one flip-flop A, and the second one is flip-flop B. What is the Boolean expression of the circuit ou ut Z?
Select one:
a. QA · QB
b. QA · QB + X^'
c. QA · QB^'
d. QA XOR QB
e. All options are incorrect.

Added by Alyssa P.

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