Which of the following is true about unstable asynchronous sequential circuits?a.They have bounded outputb.They are impossible to stabilizec.They exhibit divergent behavior over timed.They always lead to circuit failure
Question
Which of the following is true about unstable asynchronous sequential circuits?a.They have bounded outputb.They are impossible to stabilizec.They exhibit divergent behavior over timed.They always lead to circuit failure
Solution
The correct answer is c. Unstable asynchronous sequential circuits exhibit divergent behavior over time. This means that their output can change unpredictably and inconsistently over time, which is a characteristic of instability.
Here's a step-by-step explanation:
a. They have bounded output - This is not necessarily true. The output of unstable asynchronous sequential circuits can change unpredictably, and there's no guarantee that it will stay within a certain range or "bound."
b. They are impossible to stabilize - This is not true. While it can be challenging to stabilize these circuits, it's not impossible. Techniques such as adding delay elements or redesigning the circuit can help stabilize it.
c. They exhibit divergent behavior over time - This is true. As mentioned above, the output of these circuits can change unpredictably over time, which is a characteristic of divergent behavior.
d. They always lead to circuit failure - This is not true. While instability can cause problems in a circuit, it doesn't always lead to outright failure. It's possible for a circuit to function despite instability, although it may not work as intended.
Similar Questions
Which of the following statements best describes the concept of stability in asynchronous sequential circuits?a.The presence of constant circuit oscillationsb.The resistance of the circuit to external disturbancesc.The ability of the circuit to maintain a fixed state over timed.The predictability of circuit outputs
Which of the following is a characteristic of a stable asynchronous sequential circuit?a.Exponential growthb.Damped responsec.Unbounded outputd.Oscillatory behavior
In the context of asynchronous sequential circuits, stability refers to:a.The unpredictability of circuit outputsb.The maintenance of a fixed circuit state over timec.The presence of consistent circuit oscillationsd.The ability to achieve high-speed operation
Observability in asynchronous sequential circuits is related to:a.The stability of the circuitb.The ease of inferring internal states from outputsc.The controllability of the circuitd.The predictability of circuit outputs
Which of the following statements about state reduction in asynchronous sequential circuits is correct?a.It has no impact on circuit stabilityb.It simplifies circuit representation while preserving functionalityc.It involves adding more flip-flopsd.It increases the complexity of circuit analysis
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