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What is the main function of the transmitter in a simplified communications model?
What is the main function of the transmitter in a simplified communications model?
- Allocating transmission medium among users
- Generating data for transmission
- Accepting signals from the transmission system
- Transforming and encoding information into electromagnetic signals (correct)
Which task is associated with ensuring that the transmission system is not overwhelmed?
Which task is associated with ensuring that the transmission system is not overwhelmed?
- Congestion control (correct)
- Interfacing
- Signal generation
- Multiplexing
What is the role of the receiver in data communication?
What is the role of the receiver in data communication?
- Transforming and encoding information
- Accepting signals from the transmission system (correct)
- Allocating transmission medium among users
- Generating signals from data
Why is synchronization important in communication?
Why is synchronization important in communication?
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What is the purpose of error detection and correction in communication systems?
What is the purpose of error detection and correction in communication systems?
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Why is flow control necessary in data communications?
Why is flow control necessary in data communications?
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What is one of the benefits of addressing in a networked environment?
What is one of the benefits of addressing in a networked environment?
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Which task ensures that data is only received by the intended recipient?
Which task ensures that data is only received by the intended recipient?
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Why is message formatting important in data communications?
Why is message formatting important in data communications?
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What is the main role of network management in data communications?
What is the main role of network management in data communications?
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