Questions and Answers

1-43

Questions and Answers

Page

Lesson 1 Review

1-10

1. Which of the following statements about a network’s infrastructure is true?

a. A network infrastructure includes hardware products only.

b. A network infrastructure includes software products only.

c. A network infrastructure includes both hardware and software products.

d. A network infrastructure is a design that does not include specific hardware

or software products.

c

2. Which type of network infrastructure includes the selection of the network and

transport layer protocols that are to be used on the network?

The logical infrastructure.

3. Maintaining a network infrastructure includes which of the following processes?

(Choose three.)

a. Updating the network

b. Troubleshooting the network

c. Implementing the network

d. Monitoring the network

a, b, and d

Page

Lesson 2 Practice

1-23

For each of the following situations, specify which Ethernet variation you would rec-

ommend and provide a reason for your selection.

1. A legacy Category 3 UTP cable installation.

10Base-T, because this is the only Ethernet variation that can use Category 3 UTP cable.

2. A high-bandwidth backbone network 1,000 meters long.

1000Base-LX Gigabit Ethernet with single-mode fiber-optic cable, because this is the only high-

bandwidth Ethernet variation that supports a 1,000-meter cable length.

3. A Fast Ethernet LAN connecting 50 workstations in a factory environment with

large amounts of electromagnetic interference.

100Base-FX, because only a fiber-optic network is resistant to electromagnetic interference.