15 Questions
Which component of the communication model is responsible for transforming the source signal to make it suitable for the transmission channel?
Modulator
What is the role of the transmitter in the communication model?
Introduce the modulated signal into the channel
What is the purpose of the demodulator in the communication model?
Recover the original source signal from the received signal
What is the transmission channel in the communication model?
Physical link between the communicating parties
What type of communication system can send information in one direction only?
Simplex System
Which one of the following is NOT a component of the basic communication model?
Transmitter
Which component of the communication model transforms the source signal to make it suitable for the transmission channel?
Modulator
What is the function of the demodulator in the communication model?
Transforms the source signal
Which type of communication system is capable of sending information in one direction only?
Simplex System
What is the purpose of the transmitter in the communication model?
Introduce the modulated signal into the channel
Which unit of measurement is used to express the power ratios between two signals in the electronic communication field?
Decibel (dB)
What is the length that one cycle of an electromagnetic wave occupies in space called?
Wavelength
What is the purpose of dividing the radio frequency band into narrower bands?
To accommodate different types of signals
What is the relationship between decibel (dB) and bel (B)?
1 bel = 0.1 decibel
What is the main purpose of converting information into electromagnetic energy in the communication process?
To enable long-distance communication
Test your knowledge of the basic communication model with this quiz! Learn about the roles of the source, sink, and channel in transmitting information, as well as the functions of the modulator and transmitter. Challenge yourself and expand your understanding of communication systems.
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