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 reassemble segments in the correct order at the destination device.
To provide a means for the receiver to govern the amount of data sent by the sender.

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Computer Networking
The term 'duplex' refers to the ability of the data receiving stations to echo back a confirming message to the sender. In full duplex data transmission, both the sender and the receiver

can send or receive data one at a time
None of these
cannot talk at once
can do one way data transmission only
can receive and send data simultaneously

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Computer Networking
If a switch receives a frame and the source MAC address is not in the MAC address table but the destination address is, what will the switch do with the frame?

Flood the network with the frame
Add the source address and port to the MAC address table and forward the frame out the destination port
Discard it and send an error message back to the originating host
Add the destination to the MAC address table and then forward the frame

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