Data Communications

Ch$.1$ Practice Set

Name: Abdenet Tadese

Please answer the following questions in sentence format. The grade for each question is based on your use of sentence structure. The first question is an example of how to answer the questions.

List the five components of a data communications network.

The five components of a data communication network system are the sender$,$ receiver, transmission medium, message, and protocol. A simple drawing is shown here.

List two advantages of a multipoint over a point$-$to$-$point configuration for connections.

List two advantages of each of the four network topologies: mesh, bus, star, ring. Then mathematically describe the number of cable connections for each type of network.

Name the general factors in distinguishing between local and wide area networks.

What are protocols and why are they needed in data communication?