Data Communication MCQs with Answers
Practice important Data Communication MCQs with answers and explanations.
Multiple Choice Questions
Q491: Fill in the blank: Bandwidth in Hertz measures the _______ of frequencies in a composite signal.
- A: Range
- B: Amplitude
- C: Speed
- D: Time
View Answer
A
Q492: In network performance, bandwidth in bits per second refers to the _______ of a network.
- A: Maximum data transmission rate
- B: Signal frequency range
- C: Signal amplitude
- D: Signal duration
View Answer
A
Q493: Composite signals can be _______ or _______ depending on whether they repeat or not.
- A: Periodic, non-periodic
- B: High-frequency, low-frequency
- C: Digital, analog
- D: Complex, simple
View Answer
A
Q494: A composite signal can be analyzed in the _______ domain to identify frequency components.
- A: Frequency
- B: Time
- C: Phase
- D: Bandwidth
View Answer
A
Q495: Bandwidth in bps is used to measure _______.
- A: The data transmission capacity of a network
- B: The number of bits in a composite signal
- C: The range of frequencies of a sine wave
- D: The amplitude of a composite signal
View Answer
A
Q496: Fill in the blank: A composite signal is created by combining multiple _______ sine waves.
- A: Simple
- B: Complex
- C: Analog
- D: Digital
View Answer
A
Q497: The bandwidth of a composite signal is the _______ between the highest and lowest frequencies.
- A: Difference
- B: Sum
- C: Average
- D: Product
View Answer
A
Q498: The bandwidth of a composite signal is usually defined by the _______ and _______ frequencies.
- A: Highest, lowest
- B: Peak, trough
- C: Mean, median
- D: Base, max
View Answer
A
Q499: If a periodic signal is decomposed into five sine waves with frequencies of 100, 300, 500, 700, and 900 Hz, what is its bandwidth?
- A: 800 Hz
- B: 700 Hz
- C: 900 Hz
- D: 1000 Hz
View Answer
A
Q500: The range of frequencies in a composite signal defines its _______.
- A: Bandwidth
- B: Duration
- C: Amplitude
- D: Frequency shift
View Answer
A