Explore topic-wise MCQs in Digital Electronics.

This section includes 53 Mcqs, each offering curated multiple-choice questions to sharpen your Digital Electronics knowledge and support exam preparation. Choose a topic below to get started.

51.

Why is the given circuit called an inverter?

A. The output is the opposite (inverse) of the input.
B. The output is in phase with the input.
C. The output is the same as the input.
D. There is no output.
Answer» B. The output is in phase with the input.
Discussion
52.

The serial format for transmitting binary information uses:

A. a single conductor
B. multiple conductors
C. infrared technology
D. fiber-optic
Answer» B. multiple conductors
Discussion
53.

Why does the TTL family use a totem-pole circuit on the output?

A. It provides active pull-up.
B. It provides active pull-down.
C. It provides active pull-up and active pull-down.
D. 8 kHz
Answer» D. 8 kHz
Discussion