70-640 Lesson 11

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Lesson 11

Active Directory Maintenance, Troubleshooting, and Disaster Recovery

Knowledge Assessment

Matching

a. authoritative restoref. LDP
b. checkpoint fileg. system volume
c. Directory Services Restore Modeh. tombstone
d. fragmentationi. transaction buffer
e. garbage collectionj.Windows PowerShell
__h__ 1. This object is created when an object is deleted within Active Directory. __i__ 2. Active Directory changes are written here before they are committed to disk. __j__ 3. This is a new advanced command-line and scripting interface included in Windows Server 2008. __g__ 4. This volume houses the boot files for a Windows Server 2008 computer. __e__ 5. This describes the process of removing tombstoned objects from the NTDS.DIT file. __a__ 6. You will need to perform this operation if you have inadvertently deleted one or more Active Directory objects. __f__ 7. This is a graphical user interface that will allow you to query Active Directory as part of the troubleshooting process. __b__ 8. This is used as a reference file in case the Active Directory database needs to be recovered from a system failure to ensure that no transactions are lost. __c__ 9. To perform many Active Directory maintenance operations, you will need to restart your domain controller in this startup mode. __d__ 10. This can decrease database performance because updates are made to the Active Directory over time.

Multiple Choice

1. Which of the following backup types can be initiated by a member of the local Administrators group or a member of the local Backup Operators group on a Windows Server 2008 computer? a. Manual backup

b. Scheduled backup
c. Full backup
d. Differential backup
A manual backup can be rescheduled by a local administrator or member of the local Backup Operators group. Scheduled backups can only be created by members of the local Administrators group. 2. The NTDS.DIT file is based on which database technology? a. Structured Query Language (SQL)

b. Oracle
c. Extensible Storage Engine (ESE)
d. My*SQL
The NTDS.DIT file is based on the Extensible Storage Engine (ESE) data storage format, not Microsoft SQL as some people believe. 3. Which of the following commands can be used to configure Active Directory permissions from the command line? a. LDP

b. Dsacls
c. Dcdiag
d. ADSI Edit
The dsacls.exe command-line utility can be used to list and modify Active Directory permissions for a particular object or container. 4. What runs automatically on a domain controller every 12 hours by default during the garbage collection process? a. Offline defragmentation

b. Authoritative restore
c. Nonauthoritative restore
d. Online defragmentation
Online defragmentation on an Active Directory domain controller is also known as the garbage collection process. 5. Which tool can you use to force a domain controller to start in Directory Services Restore Mode on its next reboot? a. cmd.exe

b. bootmgr.exe
c. bcdedit.exe
d. dcpromo.exe
Apart from pressing F8 during the system boot, you can configure a Windows Server 2008 computer to automatically boot into Directory Services Restore Mode by using the bcdedit.exe command-line utility before rebooting the server. 6. Which operation requires the Active Directory Domain Service to be taken offline? a. Offline defragmentation

b. Online defragmentation
c. Garbage Collection
d. Transaction Buffering
Of the operations listed, only an offline defragmentation requires you to take the Active Directory database offline, whether through...
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