Net+ pt1

What is the minimal amount of voltage required to damage an electrical component?

10 volts

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

How wide is a standard data equipment rack?

19 inches

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

42 inches

What statement accurately describes what a cable bend radius determines?

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

What statement correctly identifies the purpose of a software patch?

A software patch is a correction, improvement, or enhancement to software.

In a domain, the process of allowing a user to sign on to the network from any computer on the network and get access to resources is managed by what service?

Active Directory Domain Services (AD DS)

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.

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.

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

An icon that resembles a brick wall.

What is the most popular web server application?

Apache

In the TCP/IP model, what layer combines the responsibilities of the Application, Presentation, and Session layers from the OSI model?

Application

What is the seventh layer of the OSI model?

Application layer

A _____ is a central conduit that connects the segments (pieces) of a network.

Backbone

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

False

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

False

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

False

The Transport layer header addresses a receiving application by a number called a MAC address.

False

True or False: A client/server network is the simplest network model.

False

True or False: The IP (Internet Protocol) operates in the Transport layer.

False

What does a statement of work document do?

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.

A network that is larger than a LAN and connects clients and servers from multiple buildings is known as which of the following?

MAN

Which of the following terms best describe the first point of interconnection between an organization's LAN or WAN and a service provider's facility?

MDF

What type of document outlines the intentions of two or more parties to enter into a binding agreement, or contract, and is sometimes used between an informal handshake and the legally binding signatures on contracts?

MOU (memorandum of understanding)

The proper handling procedures for substances such as chemical solvents is typically outlined in which of the following options?

Material Safety Data Sheet (MSDS)

During termination of twisted pair cabling, what should be done to ensure minimal cross talk 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.

What federal agency is charged with safety and health in the workplace?

Occupational Safety and Health Administration (OSHA)

In the TCP/IP model, what layer is considered so simple that it is ignored entirely?

Physical

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

RG-6 Coaxial

Which of the following protocols is used by a client to send an email message?

SMTP

What layer of the OSI model describes how data between applications is synced and recovered if messages don't arrive intact at the receiving application?

Session Layer

What standard describes uniform, enterprise-wide cabling systems, regardless of who manufactures or sells the various parts used in the system?

TIA/EIA-568

What statement regarding main distribution frame or main distribution facilities is accurate?

The MDF is the centralized point of interconnection for an organization's LAN or WAN.

In considering the responsibilities of each layer of the OSI model, what statement accurately reflects those of the Presentation layer?

The Presentation layer is responsible for reformatting, compressing, and/or encrypting data in a way that the application on the receiving end can read.

Which of the following is an example of encapsulation?

The addition of a header to data inherited from the layer above in the OSI model.

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.

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.

What statement accurately reflects what occurs when a message is too large to transport on a network?

The message is divided into smaller messages called segments (for TCP) or datagrams (for UDP).

What occurs if a network layer protocol is aware that a packet is larger than the maximum size for its network?

The packet will be divided into smaller packets using fragmentation.

Which of the following is not one of the disadvantages of peer-to-peer networks?

They centralize user account logins.

The TCP and UDP protocols both exist at what layer of the OSI model?

Transport

Protocols in the ____layer accept data from the Session layer and manage end-to-end delivery of data.

Transport layer

A master service agreement (MSA) is a contract that defines the terms of future contracts between parties, such as payment terms or arbitration arrangements.

True

A password manager, such as KeePass or LastPass, can be an effective method where a company can deal with the documentation of secure passwords.

True

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.

True

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

True

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

True

In general, an API (application programming interface) call is the method an application uses when it makes a request of the OS.

True

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.

True

The fundamental difference between a switch and a router is that a switch belongs only to its local network and a router belongs to two or more local networks.

True

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

True

True or False: A VoIP gateway device converts signals from a campus's analog phone equipment into IP data that can travel over the Internet.

True

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?

VoIP PBX (private branch exchange)

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?

VoIP gateway

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

Zenmap

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

at least 3 feet

Which of the following terms best describe the cables or wireless links that provide interconnection between the entrance facility and MDF?

backbone

When Windows Server controls network access to a group of computers, this logical group is called which of the following?

domain

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

An open electrical circuit as a result of a failed circuit breaker is considered to be what type of failure system?

fail-close

True or False: The first step in inventory management is to determine the cost and benefits of certain types of hardware and software.

false

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

in the Main Distribution Frame (MDF)

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?

master license agreement

Which of the following terms best describe the process of discovering and identifying the devices on a network?

network mapping

The area above the ceiling tile or below the subflooring is known as which of the following?

plenum

A change coordinator functions as what type of manager?

project manager

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

punchdown tool

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?

request for proposal

The name given to a group of bits as it moves from one layer of the OSI model to the next is which of the following?

segment

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?

service-level agreement

Which of the following terms best describe a major change to a software package that enhances the functionality and features of the software, while also correcting bugs and vulnerabilities?

upgrade

When dealing with static electricity, what kind of failure caused by static discharge shortens the life of a component, and can cause intermittent errors?

upset failure

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 graphical representation of a networks wired infrastructure is known as a _________.

wiring schematic

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

wiring schematic

Which of the following is NOT a best practice when performing cable management?

Cable ties should be pulled tightly to keep cables from moving around in a bundle.

The least intelligent switches operate at which layer of the OSI model?

Data Link layer