Computer Network CH2 Review 8th Edition

What type of diagram shows a graphical representation of a network's wired infrastructure?

Wiring schematic

A technician from your ISP has arrived to help you troubleshoot a weak WAN connection. To what location do you take her?

Entrance facility

There is only one ___ per network, but there can be many ___ connecting internal portions of the network.

MDF, IDFs

Which of the following devices are you likely to find in the MDF? Choose all that apply.

Routers, Switches, KVM switch

You've decided to run an Nmap scan on your network. What app could you open to perform this task? Choose all that apply.

Zenmap, Command prompt, Powershell

What is the first step of inventory management?

List all components on the network

Why is it important to minimize cable clutter in a rack?

Minimizing cable clutter can help prevent airflow blockages

What are some elements that are typically included in network diagrams?

Network diagrams may show physical layout, logical topology, IP address reserves, names of major network devices, and types of transmission data.

You need to connect a new network printer to a nearby wall jack. What kind of cable should you use?

Patch cable

For what time period should you schedule a network change?

A network change should be completed during off-hours where everyone must be informed of and agree to this maintenance window in advance.

Why is it important to use a structured cabling standard when installing and managing cabling systems?

The structured cabling standard describes the best way to maximize performance and minimize upkeep.

Which of these is considered a secure place to store a list of documented network passwords?

A password manager

In a large organization, how do you typically request permission to perform a network change?

In a large organization, when requesting a network change you may want to first submit a change request document, then understand and follow the approval process, have the change project-managed, provide additional documentation, and close the change.

A transceiver was recently damaged by a lightning strike during a storm. How might you decide whether the ISP is responsible for replacing this device, or whether your company must foot the bill?

Look at whether the device is located on the ISP's side of the demarc

What is the unit of measurement that defines the space available in a rack? How tall are standard racks?

Rack Unit (RU)

If you're shopping for a rack switch, what component on the switch tells you it can be mounted to a rack?

Rack ears

How can you go about gathering the information needed to assemble a thorough operations manual?

Visits to data rooms, an examination of servers and desktops, a review of receipts for software and hardware purchases, and the use of a protocol analyzer or network management software package

Which device converts signals from a campus's analog phone equipment into IP data that can travel over the Internet?

VoIP gateway

List some good names for devices on your home network or on the network in your school's lab. Demonstrate the use of best practices when creating a naming scheme for devices on a computer network.

hec-02-ne-01-rtr2: HEC building, 2nd floor, northeast corner, rack number, type of device, number of the device

Why is it important to use plenumrated cabling in the area above the ceiling tile?

Because it is coated with a flame-resistant jacket that produces less smoke when on fire