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Question 1
What is the closed-loop voltage gain of an ideal inverting operational amplifier circuit with an input resistor R_in = 10 kΩ and a feedback resistor R_f = 100 kΩ?
Correct Answer:
-10
Question 2
Calculate the -3 dB cutoff frequency f_c of a first-order passive RC low-pass filter containing a resistor R = 1 kΩ and a capacitor C = 10 nF.
Correct Answer:
15.9 kHz
Question 3
Which operational amplifier parameter defines the change in output voltage over time in response to a step input?
Correct Answer:
Slew rate
Question 4
What is the theoretical ideal Signal-to-Quantization-Noise Ratio (SQNR) of a 12-bit analog-to-digital converter (ADC) sampling a full-scale sine wave?
Correct Answer:
74.0 dB
Question 5
According to the Nyquist-Shannon sampling theorem, what minimum sampling frequency f_s is required to accurately reconstruct a bandlimited analog signal with a maximum frequency component f_max = 20 kHz?
Correct Answer:
40 kHz
Question 1
Exam overview

About this Exam

Prepare with the HKIE Professional Assessment - Electronics Discipline Practice Questions - HKIE Professional Assessment - Electronics Discipline (Hong Kong Institution of Engineers) Exam practice quiz. This question bank includes 100 questions covering voltage, digital, power, amplifier, and frequency. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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HKIE Professional Assessment - Electronics Discipline Practice Questions - HKIE Professional Assessment - Electronics Discipline (Hong Kong Institution of Engineers) Exam

This practice set contains 100 questions from the matching question bank and focuses on voltage, digital, power, amplifier, and frequency. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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