An administrator is installing vCenter in a virtual machine. The selected
database is Microsoft SQL Server 2005. Which of the following actions must be taken
before vCenter is installed (Choose Two)?

A.
The Microsoft SQL Native Client should be removed

B.
If the guest OS is Windows XP, MDAC 2.8 SP1 must be applied

C.
If the guest OS has MSXML Core Services 6.0 installed, it must be removed

D.
The Microsoft SQL Server Client should be removed

Explanation:
ESX and vCenter Server Installation Guide ESX 4.0 vCenter Server 4.0, page 72.
Table 10-1. Configuration and Patch Requirements
Database Type:
* Microsoft SQL Server 2005
Patch and Configuration Requirements:
* For Microsoft Windows XP, apply MDAC 2.8 SP1 to the client. Use the SQL Native
Client driver (version 9.x) for the client.
* Ensure that the machine has a valid ODBC DSN entry.
* If Microsoft SQL Server 2005 is not already installed and the machine has MSXML
Core Services 6.0 installed, remove MSXML Core Services 6.0 before installing
Microsoft SQL Server 2005.