ECET4midterm

Front

What is telecommunications?

Back

Communication at a distance, including telephony, telegraphy, and television.

Front

What does data refer to?

Back

Information presented in whatever form is agreed upon by the parties creating and using the data.

Front

What are data communications?

Back

The exchange of data between two devices via some form of transmission medium.

Front

What are the fundamental characteristics of data communication?

Back

Delivery, Accuracy, Timeliness, Jitter, and Message.

Front

What is the role of a sender in data communication?

Back

The sender is the device that sends the data message.

Front

What is the role of a receiver in data communication?

Back

The receiver is the device that receives the message.

Front

What is a transmission medium?

Back

The physical path by which a message travels from sender to receiver.

Front

What is a protocol in data communications?

Back

A set of rules that govern data communications.

Front

How is "text" represented in data representation?

Back

As a bit pattern, a sequence of bits (0s and 1s).

Front

What is simplex communication?

Back

Unidirectional communication where only one device can transmit.