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Questions and Answers
What is the primary purpose of flow control in data communication?
What is the primary purpose of flow control in data communication?
- To reduce the memory storage requirements of the receiver
- To correct errors that occur during transmission
- To increase the speed of data transmission
- To ensure a fast sender does not overwhelm a slow receiver (correct)
What is the main function of an ACK packet in data communication?
What is the main function of an ACK packet in data communication?
- To inform the sender of an error in transmission
- To request the sender to stop transmitting data
- To acknowledge receipt of a packet and request the next packet (correct)
- To terminate a connection
Why is it necessary to estimate the timeout period in data communication?
Why is it necessary to estimate the timeout period in data communication?
- To determine the propagation delay (correct)
- To determine the receiver's memory capacity
- To determine the sender's transmission speed
- To determine the transmission speed
What is the purpose of demux in TCP?
What is the purpose of demux in TCP?
What is the purpose of congestion control in data communication?
What is the purpose of congestion control in data communication?
What is the purpose of the 4-tuple in TCP?
What is the purpose of the 4-tuple in TCP?
What is the main disadvantage of the stop-and-wait protocol in terms of transmission media?
What is the main disadvantage of the stop-and-wait protocol in terms of transmission media?
What is the purpose of acknowledgement packets in the stop-and-wait protocol?
What is the purpose of acknowledgement packets in the stop-and-wait protocol?
What is the main advantage of the sliding window protocol over the stop-and-wait protocol?
What is the main advantage of the sliding window protocol over the stop-and-wait protocol?
What is congestion control primarily used to prevent?
What is congestion control primarily used to prevent?
What is the term for the number of frames that a sender can transmit at the same time in the sliding window protocol?
What is the term for the number of frames that a sender can transmit at the same time in the sliding window protocol?
What is a characteristic of the user datagram protocol (UDP)?
What is a characteristic of the user datagram protocol (UDP)?
What is the primary function of the transport layer in computer networks?
What is the primary function of the transport layer in computer networks?
What is the purpose of demultiplexing in the transport layer?
What is the purpose of demultiplexing in the transport layer?
What type of demultiplexing is used when creating a datagram to send into a UDP socket?
What type of demultiplexing is used when creating a datagram to send into a UDP socket?
Which of the following services is not available in the transport layer protocol?
Which of the following services is not available in the transport layer protocol?
What is the purpose of the transport layer's flow control mechanism?
What is the purpose of the transport layer's flow control mechanism?
What is the transport layer responsible for in terms of error correction and recovery?
What is the transport layer responsible for in terms of error correction and recovery?
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