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Lesson1-3
Planning Infrastructure Services
68
Computer Networking
Not Applicable
05/27/2012

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Term
Answer File
Definition
A text or XML file containing respones to the user prompts that typically appear during a Windows operating system installation.
Term
Boot Image
Definition
A single file with .wim extension that contains all of the files needed to boot the computer and initiate an operating system installiation.
Term
Image Group
Definition
In Windows Deployment Services, a collection of images that use a single set of files and the same security settings.
Term
ImageX.exe
Definition
A command line program, included in the Windows Automated Installation Kit, which can capture, transfer, modify, and deploy file-based images from the Windows PE environment.
Term
Install Image
Definition
A single file with a .wim extension that contains all of the files needed to install an operating system on a computer.
Term
Master Computer
Definition
In Windows Automated Installation Kit, a fully installed and configured computer that serves as the model from which you will create answer files and images.
Term
Microsoft Assessment and Planning Solution Accelerator (MAP)
Definition
A free tool that can perform hardware inventories on computers with no agent software required on the client side.
Term
Microsoft Deployment Toolkit (MDT) 2008
Definition
A free set of scripts, tools, and documentation that can help administrators to plan and perform large-scale deployments of operating systems and applications to new and existing computers on an enterprise network.
Term
Preboot execution environment (PXE)
Definition
A network adapter feature that enables a computer to connect to a server on the network and download the boot files it needs to run, rather than booting from a local drive.
Term
Server Core
Definition
A Windows Server 2008 installation option that creates a stripped-down version of the operating system that relies primarily on the command prompt for user inputs.
Term
Single instance storage
Definition
A Windows teachnology that enables an image file to maintain a single copy of a particular operating system file and yet use it in multiple operating system images.
Term
Techinician computer
Definition
In Windows Automated Installation Kit, the computer on which you install Windows Automated Installation Kit, create answer files, and manage the image deployment process.
Term
Unattend file
Definition
A text file or XML file contatining responses to the user prompts that typically appear during Windows operating system installation.
Term
Windows Automated Installation Kit (AIK)
Definition
A free set of tools and documents that enable network administrators to plan, create, and deploy operating system image files to new computers on the network.
Term
Windows Deployment Services (WDS)
Definition
A role included with Windows Server 2008, which enables you to perform unattended installations of Windows Server 2008 and other operating systems on remote computers, using network-based boot and installation media.
Term
Windows PE (Preinstallation Environment) 2.1
Definition
A subnet of Windows Server 2008 that provides basic access to the computer's network and disk drives, making it possible to perform an in-place or network installation.
Term
Windows RE (Recovery Environment)
Definition
A command line operating system.
Term
Windows System Image Manager (Windows SIM)
Definition
A graphical utility that creates and modifies the answer files you can use to perform unattended operating system installations on remote computers.
Term
80/20 rule
Definition
In Dynamic Host Configuration Protocol, a method for splitting scopes between two DHCP servers, to provide fault tolerance.
Term
Automatic allocation
Definition
In Dynamtic Host Configuration Protocol, a method by which a DHCP server permanently assigns an IP address to a client computer from a scope.
Term
Caching-only server
Definition
A Domain Name System server that has the ability to process incoming queries from resolvers and send its own queries to other DNS servers on the Internet.
Term
Centralized DHCP infrastructure
Definition
A deployment model in which all of the DHCP servers are all placed in a single location, such as a server closet or data center.
Term
Conditional forwarding
Definition
Is a variation included in Windows Server 2008 that enables you to forward requests for names in certain domains to specific DNS servers.
Term
DHCP relay agent
Definition
A software component that receives the DHCP broadcast traffic on a subnet and then sends it on to particular DHCP servers on one or more other subnets.
Term
Domain
Definition
A set of network resources available for a group of users who can authenticate to the network to gain access to those resources.
Term
Dynamic allocation
Definition
A method by which DHCP server assigns an IP address to a client computer from a scope, or range of IP addresses, for a specified length of time.
Term
Dynamic Host Configuration Protocol (DHCP)
Definition
A service that automatically configures the Internet Protocol (IP) address and other TCP/IP settings on network computers by assigning addresses from a pool (called scope) and reclaiming them when they are no longer in use.
Term
Forwarder
Definition
A Domain Name System server that is configured to send the name resolution requests it receives from clients to another DNS server specified by an administrator using recursive, not iterative, queries.
Term
Full zone transfer (AXFR)
Definition
A type of zone transfer in which the server hosting the primary zone copies the entirety of the porimary master zone database file to the secondary zone so that their resource records are identical.
Term
Fully qualified domain name (FQDN)
Definition
The complete DNS name for a particular computer, consisting at minimum of a host name, a second-level domain name, and a top-level domain name, written in that order seperated by protocols.
Term
Host
Definition
In TCP/IP, the network interface inside a computer or other device on a network.
Term
Host table
Definition
In TCP/IP, a list of host names and their equivalent IP addresses, used for name resolutionin early days of the Internet.
Term
Incremental zone transfer
Definition
A type of zone transfer in which the server hosting the primary zone copies only records needed to synchronize the primary master zone database file with the secondary zone.
Term
Infrastructure server
Definition
Software components that provide support functions for network clients.
Term
Iterative query
Definition
A name resolution request in which the DNS server immediately responds with the best information it possesses at the time.
Term
Manual allocation
Definition
A method by which DHCP server permanently assigns a specific IP address to a specific computer on the network.
Term
Name resolution
Definition
The process by which a Domain Name System server or other mechanism converts a host name into an IP address
Term
Recursive Query
Definition
A name resolution request in which the DNS server takes full responsibility for resolving the name.
Term
Referral
Definition
The process by which one Domain Name System server sends a name resolution request to another DNS server.
Term
Resolver
Definition
A client program that generates DNS queries and sends them to a DNS server for fulfillment.
Term
Resource record
Definition
A unit of information that can contain host names, IP addresses, and other data.
Term
Reverse name resolution
Definition
The process by which a server converts an IP address into a DNS name.
Term
Root name servers
Definition
They maintain information about the top-level domains.
Term
Scope
Definition
A pool of IP addresses that DHCP servers assign to clients.
Term
Zone
Definition
An administrative entity created on a DNS server to represent a discrete portion of the DNS namespace.
Term
Zone Transfer
Definition
The process by which the server hosting the primary master zone database file to the secondary zone so that their resource recods are identical.
Term
Active Directory
Definition
Microsoft's Windows Server 2008 directory service thsat automates network management, such as user data, resources, and security.
Term
Attributes
Definition
The individual properties that combine to form an object.
Term
Authentication
Definition
The process in which Windows Server 2008 verifies that the user matches the user account employed to gain access.
Term
Authorization
Definition
The process of determining whether an identified user or process is permitted access to a resource and the user's appropriate level of access.
Term
Container object
Definition
An object, such as a domain or organizational unit, that has leaf objects or other container objects as its subordinates.
Term
Directory Access Protocol (DAP)
Definition
A communications protocol specified in the X.500 standard.
Term
Directory schema
Definition
An Active Directory component that specifies the attributes each type of object can process, the type of data that can be stored in each attribute, and the object's place in the directory tree.
Term
Domain controller
Definition
A Windows server Active directory service installed. Each workstation computer joins the domain and is represented by a computer object.
Term
Domain tree
Definition
An architectual element that consists of one or more domains that are part of the same contiguous namespace.
Term
Forest
Definition
An architectual element that consists of one or more domain trees.
Term
Forest root domain
Definition
The first domain created in forest.
Term
Global catalog
Definition
A list of all the objects in an Active Directory forest and a subset of each object's attributes, used by domain controllers to locate and access the resources of other domains in the same forest.
Term
Leaf object
Definition
An object such as a user or computer, that is incapable of containing any other object.
Term
Lightweight Directory Access Protocol (LDAP)
Definition
The standard communications protocol for directory service products, including Active Directory.
Term
Multiple-master replication
Definition
A technique in which duplicate copies of a file are updated on a regular basis, no matter which copy changes.
Term
Organizational unit
Definition
A container object that functions in a subordinate capacity to a domain, but without the complete seperation of security policies.
Term
Read-Only Domain Controller (RODC)
Definition
A domain controller that supports only incoming replication traffic.
Term
Root zone method
Definition
A domain-naming strategy in which an organization uses its registered domain name for its Active Directory tree root domain.
Term
Single-master replication
Definition
A technique in which duplicate copies of a file are updated on a regular basis from one master copy.
Term
Site
Definition
A object that represents the group of subnets at a single location, with good connectivity.
Term
Subzone method
Definition
A domain-naming strategy in which an organization creates a subdomain beneath its registered Internet domain and uses that for its Active Directory tree root.
Term
Distribution DHCP infrastructure
Definition
A deployment model in which at least one DHCP server is installed on each of the network's subnets.
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