Computer Networking
Which of the following data transmission media has the largest terrestrial range without the use of repeaters or other devices?

Satellite
Laser
Microwave
None of these
Hardwiring

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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 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.
To regulate the size of each segment.

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