Network Ch.2

10 September 2022
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40 test answers

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question
Each type of cable has a prescribed bend radius, which is the radius of the maximum arc into which you can loop a cable without impairing data transmission.
answer
true
question
The TIA/EIA standard for wall jacks in a work area require that at least one outlet be provided for data and one for voice.
answer
true
question
Cable that is coated with flame-resistant polyvinyl chloride (PVC) is acceptable for use in plenum areas.
answer
true
question
The industry standard height for a rack in rack units is 42U.
answer
true
question
A 66 block is more suitable for data connections than the older 110 block.
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false
question
Fiber-optic cable comes in two types: single-mode fiber (SMF) or multimode fiber (MMF).
answer
true
question
In a rack setup, a device called a KVM allows multiple consoles to connect to a single device on the rack.
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false
question
A master service agreement (MSA) is a contract that defines the terms of future contracts between parties, such as payment terms or arbitration arrangements.
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true
question
The process of designing, implementing, and maintaining an entire network is called the system life cycle.
answer
true
question
When planning horizontal cabling, what is the maximum allowable distance that can be used?
answer
100 meters
question
In general, how much can a twisted-pair's cable be bent before data transmission may be impeded?
answer
No more than four times the diameter of the cable.
question
What statement accurately describes what a cable bend radius determines?
answer
A cable bend radius is the radius of the maximum arc into which you can loop the cable without impairing data.
question
In order to ensure that a cable is not affected by electromagnetic interference, how far away should the cable be from fluorescent lighting?
answer
at least 3 feet
question
What is NOT a TIA/EIA recognized cabling type that can be used for horizontal cabling?
answer
RG 6 Coaxial
question
What component of the backbone runs between a building's floors and can be used to connect an MDF and IDF or multiple IDFs?
answer
vertical cross connect
question
Where is a demarc located in relation to the structured cabling of an enterprise environment?
answer
in the Main Distribution Frame (MDF)
question
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?
answer
entrance facility
question
During termination of twisted pair cabling, what should be done to ensure minimal cross talk is introduced?
answer
No more than 1 inch of the cable should be exposed.
question
What statement correctly identifies the purpose of a software patch?
answer
A software patch is a correction, improvement, or enhancement to software.
question
What type of diagram is a graphical representation of a network's wired infrastructure?
answer
wiring schematic
question
Which of the following is a document that is sent as a request to vendors to submit a proposal for a product or service that your company wants to purchase?
answer
request for proposal
question
What is the name of the GUI front end that is available for the Nmap utility?
answer
Zenmap
question
What kind of document serves as a legally binding contract or part of a contract that defines, in plain language and in measurable terms, the aspects of a service provided to a customer?
answer
service-level agreement
question
In 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?
answer
VoIP gateway
question
A change coordinator functions as what type of manager?
answer
project manager
question
What does a statement of work document do?
answer
It documents in detail the work that must be completed for a particular object, and includes specifics such as tasks, deliverables, standards, payment schedule, and work timeline.
question
Your company is setting itself up to distribute software made by another company. What type of document should your company procure from the developing company?
answer
master license agreement
question
When creating network diagrams, what icon description typically represents a network switch?
answer
An icon that is rectangular, which contains four arrows pointing in opposite directions.
question
When creating network diagrams, what icon description typically represents a network firewall?
answer
An icon that resembles a brick wall.
question
When creating network diagrams, what icon description typically represents a network router?
answer
An icon that has a hockey-puck shape with two arrows pointing inward and two arrows pointing outward.
question
Why should you not leave more than 1 inch of exposed cable before a twisted-pair termination?
answer
The exposure of the cable can cause transmission interference between wires.
question
What does backbone cabling consist of?
answer
The cables or wireless links that provide interconnection between the entrance facility and MDF, and between the MDF and IDFs.
question
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?
answer
wiki
question
What statement regarding main distribution frame or main distribution facilities is accurate?
answer
The MDF is the centralized point of interconnection for an organization's LAN or WAN.
question
Equipment data racks most commonly are a standard width of what measurement?
answer
19 inches
question
What standard describes uniform, enterprise-wide cabling systems, regardless of who manufactures or sells the various parts used in the system?
answer
TIA/EIA-568
question
A dedicated telephone switch or virtual switching device that connects and manages calls within a private organization, and manages call connections that exit the network through a VoIP gateway, is known by what term?
answer
VoIP PBX (private branch exchange)
question
What type of tool would you utilize to terminate twisted pair wire on a 66 or 110 block?
answer
punchdown tool
question
What is the broadcast for the network 200.50.50.0 /24?
answer
200.50.50.255
question
What is the default subnet mask of a Class B network?
answer
255.255.0.0