###BeginCaseStudy###
Case Study: 15
Trey Research
COMPANY OVERVIEW
Trey Research is a data warehousing company that has three data centers named Datacenter1,
Datacenter2, and Datacenter3. The data centers are located in different cities.
Trey recently acquired another company named A. Datum Corporation.
PLANNED CHANGES
Several applications are installed on the internal network servers. Trey Research plans to make the
applications accessible to the users who work from home.
Trey Research plans to migrate all of the user accounts in the adatum.com and east.adatum.com
domains to treyreseach.com.
Trey Research plans to deploy smart cards to all of the users on the network.
Trey Research plans to deploy a document storage solution that meets the following requirements:
The solution must be accessible to all client computers by using a Web browser.
The solution must be able to notify administrators when sensitive documents are modified.
Trey Research plans to deploy a Failover Clustering solution to host a Web application named
WebAppl, WebAppl must meet the following requirements:
Remain available if a single server fails.
Remain available if a single data center fails.

EXISTING ENVIRONMENT
Business Goals
Changes to the environment must require minimal hardware and software costs.
Existing Active Directory Environment
The network contains two Active Directory forests named treyresearch.com and adatum.com. A
two-way forest trust exists between the forests.
Adatum.com contains two domains named adatum.com and east.adatum.com. Treyreasearch.com
contains a single domain.
The network contains an internal enterprise root certification authority (CA).
Existing Network Infrastructure
The network contains client computers that run either Windows 7 or a UNIX-based operating
system. Some users work from home on client computers that are members of a workgroup.
REQUIREMENTS
Technical Requirements
Trey Research must meet the following technical requirements:
Users who work from home must be able to use local print devices.
The amount of disk space used on the users’ home computers must be minimized.
Users who work from home must have the same desktop experience as users who are connected to
the internal network.
Users must be able to access the shares in the adatum.com domain after their user accounts are
migrated to treyresearch.com.
Security Requirements
Trey Research must meet the following security requirements:
If a user forgets his or her password, he or she must be able to reset the password on his or her own.
If a user forgets his or her smart card PIN, he or she must be able to reset the PIN on his or her own.
###EndCaseStudy###

You need to recommend a Failover Clustering solution that supports the company’s planned
changes.
What should you include in the recommendation?

A.
Install a failover cluster node in Datacenter1 and Datacenter2. Configure a quorum that is set to
Node Majority.

B.
Install a failover cluster node in Datacenter1, Datacenter2, and Datacenter3. Configure a quorum
that is set to Node Majority.

C.
Install a failover cluster node in Datacenter1 and Datacenter2. Configure a quorum that is set to
Node and File Share Majority. Store the file share witness on an existing server in Datacenter1.

D.
Install a failover cluster node in Datacenter1 and Datacenter2. Configure a quorum that is set to
Node and File Share Majority, Store the file share witness on an existing server in Datacenter3.