70-643 Lesson 2

Topics: SCSI, Serial ATA, RAID Pages: 3 (579 words) Published: June 19, 2013
70-643 Lesson 2

Key Terms

ACEs - an entry in an objects acl that grants permissions toa user or group ACL - A collection of access control entries that defines the access that all users and groups have to an object ATA - A disk interface that uses parallel communications to connect multiple hard drives to a computer Authorization - The process of making sure someone is who they say they are Basic Disk - The default disk type, it can have up to four partitions, three primary and one extended Direct-attached Storage - a computer whith hard drives stored in it Disk Duplexing - Method of fault tolerance, duplicate data is stored on two disks in seperate host adapters Disk Mirroring - Method of fault tolerance, duplicate data is stored on two seperate disks DiskPart.exe - Command line method to do all your disk related deeds Dynamic Disk - Alternative to basic disk, able to have an unlimited number of volumes Effective permissions - A combination of all the permissions from various sources External Drive Array - Hard disks attached to a computer through a network medium File System - A part of the OS for storing and organizing files Folder redirection - A useful feature that lets users save thier files to a network location LUNs - An identifier assigned to a specific component within a SCSI device which enables the SCSI host adapter to send commands to that component. NAS - A dedicated file server that is connected to a network and provides users with file based storage Offline Files - Lets people keep copies of files on their machines so that if the server goes down they can still work Partition Style - The ways disks are organized in windows

RAID - Multiple disks working together as pals to do great things such as fault tolerance or increases to read/write speeds SID - Every active directory object gets one of these, kinda like a social security number Security Principal - Whoever is an administrator assigns permissions to SATA - Newer version of ATA that...
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