Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q411: A simple periodic analog signal is a _______.
- A: Sine wave
- B: Square wave
- C: Triangular wave
- D: Pulse wave
View Answer
A
Q412: Composite periodic analog signals are composed of _______.
- A: Multiple sine waves
- B: A single sine wave
- C: Random noise
- D: Digital signals
View Answer
A
Q413: Which of the following is an example of a composite periodic analog signal?
- A: A signal composed of multiple sine waves
- B: A single sine wave
- C: A triangle waveform
- D: A random noise signal
View Answer
A
Q414: A sine wave is an example of a _______ periodic analog signal.
- A: Simple
- B: Composite
- C: Digital
- D: Non-periodic
View Answer
A
Q415: Fill in the blank: Composite periodic analog signals are typically made up of _______.
- A: multiple sine waves
- B: random noise
- C: a single sine wave
- D: periodic square waves
View Answer
A
Q416: Which of the following is NOT a characteristic of a sine wave?
- A: Composed of multiple sine waves
- B: Has a smooth, continuous waveform
- C: Repeats periodically over time
- D: Has a single frequency
View Answer
A
Q417: Fill in the blank: A simple periodic analog signal, such as a sine wave, _______.
- A: repeats continuously
- B: is composed of multiple waves
- C: contains only square waves
- D: is non-periodic
View Answer
A
Q418: Which of the following best describes a composite periodic analog signal?
- A: A signal made of multiple sine waves
- B: A signal made of random noise
- C: A single frequency signal
- D: A non-repeating signal
View Answer
A
Q419: Fill in the blank: A sine wave has _______ frequency and amplitude over time.
- A: constant
- B: varying
- C: no defined
- D: fluctuating
View Answer
A
Q420: A sine wave is considered a _______ because it has a smooth, repetitive oscillation.
- A: simple periodic analog signal
- B: complex periodic signal
- C: composite periodic analog signal
- D: random signal
View Answer
A