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1. Which of the following is an example of a transmission medium? a) A printer b) A computer monitor c) A wired cables d) A

1. Which of the following is an example of a transmission medium?
a) A printer
b) A computer monitor
c) A wired cables
d) A keyboard


2. What is data communications primarily concerned with?
a) Exchange of information between two people
a) Exchange of data between two devices
b) Exchange of physical goods between two locations
c) Exchange of energy between two systems


3. What is essential for data communications to occur?
a) A physical cable
b) A transmission medium
c) A combination of hardware and software
d) A communication protocol


4. What is the primary purpose of the sender in a data communications system?
a) To receive the message
b) To transmit the message
c) To process the message
d) To encrypt the message


5. Which component determines the physical path for the message to travel from
sender to receiver?
a) Sender
b) Receiver
c) Transmission medium

d) Protocol

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