22/10/2013 Windows Active Directory Interview Questions
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Active Directory Trust
Windows Active directory Interview Questions and Answers
>How can you forcibly remove AD from a server, and what do
you do later? ? Can I get userpasswords from the AD database?
Dcpromo /forceremoval , an administrator can forcibly remove Active
Directory and roll back the systemwithout having to contact or
replicate any locally held changes to another DC in the forest.
Reboot theserver then After you use the dcpromo /forceremoval
command, all the remaining metadata for thedemoted DC is not
deleted on the surviving domain controllers, and therefore you must
manually remove itby using the NTDSUTIL command.
In the event that the NTDS Settings object is not removed
correctly you can use the Ntdsutil.exe utility tomanually remove
the NTDS Settings object. You will need the following tool:
Ntdsutil.exe, Active DirectorySites and Services, Active Directory
Users and Computers
>What are the FSMO roles? Who has them by default? What
happens when each one fails? Flexible Single Master Operation
(FSMO) role. Currently there are five FSMO roles: Schema master
Domain naming master RID master PDC emulatorInfrastructure
master
>What is domain tree ? Domain Trees: A domain tree comprises
several domains that share a common schema and
configuration,forming a contiguous namespace. Domains in a tree are
also linked together by trust relationships. ActiveDirectory is a
set of one or more trees. Trees can be viewed two ways. One view is
the trust relationships between domains. The other view is
thenamespace of the domain tree.
>What is forests ? A collection of one or more domain trees
with a common schema and implicit trust relationships betweenthem.
This arrangement would be used if you have multiple root DNS
addresses.
>How to Select the Appropriate Restore Method ?You select the
appropriate restore method by considering: Circumstances and
characteristics of the failure. The two major categories of
failure, From an ActiveDirectory perspective, are Active Directory
data corruption and hardware failure.
Active Directory data corruption occurs when the directory
contains corrupt data that has been replicatedto all domain
controllers or when a large portion of the Active Directory
hierarchy has been changedaccidentally (such as deletion of an OU)
and this change has replicated to other domain controllers.
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