Digital Electronics 면접 질문과 답변
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Ques 26. Define the terms 'fan-out' and 'fan-in' in digital systems.
'Fan-out' is the number of standard loads a gate can drive, while 'fan-in' is the number of inputs to a gate.
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Ques 27. Explain the working principle of a JK flip-flop.
A JK flip-flop toggles its output state based on the inputs and the clock signal.
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Ques 28. What is the purpose of a digital-to-analog converter (DAC)?
A DAC converts digital signals into analog signals.
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Ques 29. Explain the concept of race-around condition in a JK flip-flop.
A race-around condition occurs when both inputs (J and K) of a JK flip-flop are high, causing the flip-flop to toggle continuously. To avoid this, one should be inverted or connected to the complement of the other.
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Ques 30. What is the purpose of a multiplexer in a data bus system?
In a data bus system, a multiplexer is used to select one of several data inputs and route it to the bus.
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