Networking and Servers Chapters 1 and 2

How wide is a standard data equipment rack?

19"

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

Data Link Layer

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

Domain

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

Fail-Close

A client/server network is the simplest network model. T or F

False

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

False

The Data Link layer attaches a trailer to the end of a packet, and does not include a header. T or F

False

Which of the following terms best describe the first point of interconnection between the LAN and the DMARC?

MDF

Which of the following terms best describe a major change to a software package that enhances the functionality?

Upgrade

Which of the following terms best describes the cables that provide interconnection between the MDF and IDF?

backbone

The area above the ceiling tile or below the sub-flooring is known as which of the following?

plenum

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

wiring schematic

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

SMTP

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.

What is the seventh layer of the OSI model?

Application Layer

A ________ is a central conduit that connects the segments of a network

Backbone

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

Network Mapping

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

Occupational Safety and Health Administration (OSHA)

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?

Protocol Data Unit (PDU)

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

What type of document is a legally binding contract that defines the aspects of a service provided?

SLA (Service-level agreement)

In considering the responsibilities of each layer of the OSI model, which 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.

In the United States, who is able to activate the Emergency Alert System at the national level?

The President

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

Protocols at the ____ layer accept Application (Session) layer and manage end-to-end delivery of data.

Transport

A detailed graphical representation of a network's wired infrastructure is know as a ________

Wiring schematic