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.

ANSWER DOWNLOAD EXAMIANS APP

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?

Add the destination to the MAC address table and then forward 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

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
Which of the following refers to the terms "residual error rate"?

The probability that one or more errors will be undetected when an error detection scheme is used
the number of bit errors per twenty four hours of continuous operation on an asynchronous line
signal to noise ratio divided by the ratio of energy per bit to noise per hertz
the probability that one or more errors will be detected when an error detection mechanism is used
None of these

ANSWER DOWNLOAD EXAMIANS APP