With contention
a. computers wait until the circuit is free before they send data
b. the server or front end processor works consecutively through a list of clients to determine who should have access to the media
c. the front end processor must wait for a response from the polled client or terminal
d. one computer starts the poll and passes it to the next computer on the multipoint circuit
e. there is never a chance for "collision," or two computers trying to send data at the same time
Answer: a. computers wait until the circuit is free before they send data
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