When a collision occurs on a shared Ethernet network, what is the first step in recovery for the two computers in question?
A) Send a jamming signal.
B) Resend the last frame right away.
C) Wait for the other computer to finish.
D) Do nothing until the line clears.
A
Explanation: A) When an Ethernet sender discovers that a collision has occurred, it will send a jamming signal indicating that a collision has been detected.
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