CertiGuide to Network+  9  Glossary

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Disk bottleneck

A condition that occurs when disk performance is reduced to the extent that overall system performance is affected.

Two hard drives containing the same data and each drive has a separate controller. This minimizes data loss, and if split seeks are supported faster read times. A form of RAID 1. Refer to RAID.

Similar to Disk Duplexing, in that two drives contain the same data. The drives are maintained by a single controller. A.K.A. RAID 1. Refer to RAID.

The maximum amount of disk space available to a user.

Multiple hard drives are used to hold a single file. Because multiple mechanical storage devices are doing what typically only one storage device would be, reading and writing is faster. This is known as RAID 0. Add a parity block to prevent single drive loss and it becomes RAID 5. Refer to RAID.

To remove a removable tape or disc from a drive.

A name that uniquely identifies an object by using the relative distinguished name for the object, plus the names of container objects and domains that contain the object. The distinguished name identifies the object as well as its location in a tree. Every object in Active Directory has a distinguished name. An example of a distinguished name is CN=MyName,CN=Users,DC=Reskit,DC=Com. This distinguished name identifies the “MyName” user object in the reskit.com domain.

A Windows 2000 service consisting of software residing on network servers and clients that transparently links shared folders located on different file servers into a single namespace for improved load sharing and data availability.

The folder created on the Windows 2000 distribution server to contain the Setup files.

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