Computer Networking
TCP is:

Operates at the Data Link layer
Connectionless and unreliable
None of these
Connection orientated and unreliable
Connection orientated and reliable

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Computer Networking
What is the purpose of flow control?

To ensure that data is retransmitted if an acknowledgment is not received.
To regulate the size of each segment.
To provide a means for the receiver to govern the amount of data sent by the sender.
To reassemble segments in the correct order at the destination device.

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