Digital ICs Questions with Answers - Circuit Theory | Page 3

Digital ICs questions with answers under Electronic Devices and Circuit Theory are vital for electronics students preparing for GATE, ECE, and PSU exams. Understanding linear and digital integrated circuits helps in analyzing logic circuits, amplifiers, and microprocessors. Practicing programming questions and answers on this topic sharpens problem-solving abilities and technical understanding. This collection provides in-depth circuit theory questions with detailed explanations to enhance your preparation for technical interviews and competitive exams.

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Q21

The 555 timer IC is made up of a combination of linear comparators and digital flip-flops.

A TRUE
B FALSE

Answer: Option A

Q22

Which of the following devices is (are) a component of a digital-to-analog converter (DAC)?

A Integrator
B Comparator
C Digital counter
D All of the above

Answer: Option D

Q23

Which of the following circuits is (are) linear/digital ICs?

A Comparators
B Timers
C Voltage-controlled oscillators
D All of the above

Answer: Option D

Q24

Which of the following best describes the output of a 566 voltage-controlled oscillator?

A Square-wave
B Triangular-wave
C Both square- and triangular-wave
D None of the above

Answer: Option C

Q25

Which of the following frequencies is associated with the 565 frequency-shift keyed decoder?

A 1070 Hz
B 1270 Hz
C Both 1070 Hz and 1270 Hz
D None of the above

Answer: Option C

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Electronic Devices and Circuit Theory-Linear-Digital ICs Questions and Answers

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Electronic Devices and Circuit Theory-Linear-Digital ICs Questions and Answers

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Digital Electronics

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