You are a professional level SQL Sever 2008 Database Administrator in an international corporation
named Wiikigo. You are experienced in managing databases in an enterprise-level organization, optimizing
and sustaining the database life cycle.
In the company, your job is to implement solutions on security, troubleshooting, deployment and optimization.
A SQL Server 2008 instance is managed by you. And it is on a four-processor, quad-core server.
CPU pressure is regularly experienced by the server.
An extremely large mission-critical database is consisted by the instance, and it is utilized constantly.
The online index rebuilds should not occupy all available CPU cycles.
From the following four configurations, which one should you utilize?

A.
You should utilize affinity mask.

B.
You should utilize max degree of parallelism.

C.
You should utilize affinity I/O mask.

D.
You should utilize optimize for ad hoc workloads.