Data Communication Quiz

What are the main components of a data communication system?

• Transmitters

• Receivers

• Communication medium

• All of the above

Which mode of communication allows data transmission in one direction only?

• Half Duplex

• Full Duplex

• None of the above

• Simplex

Which of the following is an advantage of Full Duplex communication?

• Simplicity

• Reduced costs

• Slower data transmission

• Simultaneous two-way communication

What type of signal varies continuously and can take on any value within a range?

• Digital Signal

• Discrete Signal

• Sampled Signal

• Analog Signal

What is the term for unwanted alterations to a signal during transmission?

• Signal Reflection

• Signal Loss

• Signal Distortion

• Noise

Which type of channel has a frequency range that allows data transmission without significant loss?

• Digital Channel

• Noisy Channel

• Baseband Channel

• Noiseless Channel

What does bandwidth measure in a communication system?

• Time delay

• Distance

• Signal strength

• Data transfer capacity

Which term refers to the actual data rate achieved in a communication channel?

• Bandwidth

• Latency

• Propagation Delay

• Throughput

What does latency measure in a data communication system?

• Frequency

• Signal amplitude

• Data encoding time

• Time delay in transmission

Which data encoding method combines data and clock signals for synchronization?

• Non-Return to Zero

• Differential Encoding

• Run-Length Encoding

• Manchester Encoding