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1. You administer a SQL Server 2008 infrastructure.
An instance runs on a computer that has eight quad-core processors and 128-GB RAM.
Four different applications use the instance.
The instance experiences a low number of CXPACKET waits.
The instance also experiences a large number of lazy writer waits.
You need to optimize the performance of the instance.
What should you do?

A) Configure the Resource Governor.
B) Configure software non-uniform memory access (soft-NUMA).
C) Configure the Windows System Resource Manager.
D) Configure an increase in the maximum degree of parallelism option.

2. You are the database administrator for a SQL Server that hosts an application defined as follows:
The database consists of 4 data files and one log file.
The physical server has 16 CPUs and 64 GB of memory.
Hardware non-uniform memory access (NUMA) is not available on this server platform.
Users of the application report that it is responding slowly. You use SQL Server Profiler to find out that the I/
O
performance issue is related to the lazywriter process.
You need to improve the performance of the application by reducing the I/O performance issue.
What should you do? (More than one answer choice may achieve the goal. Select the BEST answer.)

A) Add additional data files to the database.
B) Add additional RAM to the server.
C) Configure four software non-uniform memory access (soft NUMA) nodes on the server.
D) Configure a CPU affinity mask on the server to limit the instance of SQL Server to four CPUs

3. You are a professional level SQL Sever 2008 Database Administrator.
They are respectively named Ins01, Ins02, Ins03 and Ins04. A single database application is hosted by each instance. All four instances should be removed to a new SQL Server failover cluster. You can see the configuration of the four instances from the table listed below:

All the four instances are sufficiently optimized, and there are no spare CPU cycles or extra memory in
the instances.
All four databases will be hosted by the new cluster on a single virtual cluster IP address.
Since you are the technical support, you are required to set the new cluster to handle the workload of all the database applications with the least amount of hardware resources.
From the four cluster configuration, which one should be utilized?

A) Two-node active/passive cluster should be utilized and a minimum of 18 processors and a 50-GB memory are contained by each node.
B) Four-node active/active/active/passive cluster should be utilized and a minimum of 18 processors and a 50-GB memory are contained by each node.
C) Four-node active/active/active/active cluster should be utilized and a minimum of 9 processors and a 25-GB memory are contained by each node.
D) Two-node active/active cluster should be utilized and a minimum of 9 processors and a 25-GB memory are contained by each node.

4. You are a professional level SQL Sever 2008 Database Administrator.
A database is hosted by the instance, and sensitive data is included in the database.
A database backup strategy will be implemented for the database.
You need to have all backups of the database encrypted.
The backups should not be accessed by unauthorized users.
Which action will you perform?

A) The BACKUP statement should be utilized along with the MEDIAPASSWORD option.
B) The BACKUP statement should be utilized along with the PASSWORD option.
C) Transparent database encryption should be utilized.
D) Windows BitLocker Drive Encryption technology should be utilized.

5. You are a professional level SQL Sever 2008 Database Administrator.
A maintenance strategy should be designed for a mission-critical database, and a large table named Orders is contained by the database. Index maintenance operations are contained in the design plan. When you design the strategy, the facts listed below should be taken into consideration.
First, the users continuously access to the Orders table in the database.
Secondly, a column of the xml data type is contained by Orders table.
Thirdly, the new rows are regularly added to the Orders table.
Fourthly, the average fragmentation for the clustered index of the Orders table is no more than 2
percent.
A strategy should be designed to have the performance of the queries on the table optimized.
Which action will you perform?

A) The clustered index of the Orders table should be dropped.
B) The clustered index of the Orders table should be reorganized by reducing the fill factor.
C) The clustered index of the Orders table should be excluded from scheduled reorganizing or rebuilding operations.
D) The clustered index of the Orders table offline should be rebuilt once a month.

問題與答案：