Network Unit 2

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

When creating network diagrams, what icon description typically represents a network router?

An icon that has a hockey-puck shape with two arrows pointing inward and two arrows pointing outward.

RFP (Request for Proposal)

Request to vendors to submit a proposal for a product or service your company wants to purchase

What does backbone cabling consist of?

The cables or wireless links that provide interconnection between the entrance facility and MDF, and between the MDF and IDFs.

MOU(Memorandum of Understanding)

documents stating intentions

A 66 block is more suitable for data connections than the older 110 block

false

When planning horizontal cabling, what is the maximum allowable distance that can be used?

100 meters

Equipment data racks most commonly are a standard width of what measurement?

19 inches

IDF (intermediate distribution frame)

A cable rack that interconnects the telecommunications wiring between an MDF and any workstation devices.

MSA (master service agreement)

A contract that defines terms of future contracts.

SLA (Service Level Agreement)

A legally binding contract or part of a contract that defines the aspects of a service provided to a customer. For example, the service provided by an ISP

During termination of twisted-pair cabling, what should be done to ensure minimal crosstalk is introduced?

No more than 1 inch of the cable should be exposed.

In general, how much can a twisted pair's cable be bent before data transmission may be impeded?

No more than four times the diameter of the cable.

A change coordinator functions as what type of manager?

Project manager

What is NOT a TIA/EIA recognized cabling type that can be used for horizontal cabling?

RG-6 Coaxial

Why should you not leave more than 1 inch of exposed cable before a twisted-pair termination?

The exposure of the cable can cause transmission interference between wires

entrance facility

The location where an incoming network service (whether phone, Internet, or long-distance service) enters a building and connects with the building's backbone cabling.

horizontal cross-connect

Ties the telecommunication room to the end user. Specifically, the horizontal cabling extends from the telecommunications outlet, or network outlet with RJ-45 connectors, at the client end. It includes all cable from that outlet to the telecommunication room to the horizontal cross-connect. The term horizontal cross-connect refers to the distribution point for the horizontal cable.

Fiber-optic cable comes in two types: single-mode fiber (SMF) or multimode fiber (MMF).

True

The industry standard height for a rack in rack units is 42U.

True

n a voice over IP setup (VoIP), what kind of device converts signals from a campus's analog phone equipment into IP data that can travel over a phone company's analog telephone lines?

VoIP gateway

TIA/EIA 568A

Wire color guidelines specified under the EIA/TIA568B standard (developed in 1995)

What is the name of the GUI front end that is available for the Nmap utility?

Zenmap

What component of enterprise-level structured cabling serves as the location where an incoming network interface enters a building and connects with the building's backbone cabling?

entrance facility

F5 Networks set the standard for the diagram symbols used to represent routers, switches, firewalls, and other devices.

false

In a rack setup, a device called a KVM allows multiple consoles to connect to a single device on the rack.

false

Where is a demarc located in relation to the structured cabling of an enterprise environment?

in the Main Distribution Frame (MDF)

What type of tool would you utilize to terminate twisted-pair wire on a 66 or 110 block?

punchdown tool

What is a TIA/EIA recognized cabling type that can be used for horizontal cabling?

shielded twisted pair (STP), unshielded twisted pair , and(UTP) fiber-optic

A cable bend radius is the radius of the maximum arc into which you can loop the cable without impairing data.

true

The TIA/EIA standard for wall jacks in a work area requires that at least one outlet be provided for data and one for voice.

true

The process of designing, implementing, and maintaining an entire network is called the system life cycle.

true

What component of the backbone runs between a building's floors and can be used to connect an MDF and IDF or multiple IDFs?

vertical cross-connect

What type of documentation tool is a website that can be edited by users, allowing them to add files and photos and links between pages?

wiki

A network begins at the demarc and ends at the ________.

workstation

When creating network diagrams, what icon description typically represents a network switch?

An icon that is rectangular, which contains four arrows pointing in opposite directions.

To ensure that a cable is not affected by electromagnetic interference, how far away should the cable be from fluorescent lighting?

By 3 feet

MDF (main distribution frame/facility)

Centralized point of interconnection for an organization's LAN or WAN (also called MC or main cross connect)

demarcation point (demarc)

Device that marks where a telecommunications service provider's network ends and the organization's network begins

SOW (statement of work)

Documents in detail the work that must be completed for a particular project

Cable that is coated with flame-resistant polyvinyl chloride (PVC) is acceptable for use in plenum areas.

False

MLA (master license agreement)

Grants a license from a creator, developer, or producer to a third party for the purposes of marketing or sublicensing, or distributing the product to consumers


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