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Microsoft 070-450 Exam Syllabus Topics:

Microsoft PRO:MS SQL Serv 08,Design,Optimize, and Maintain DB Admin Solu Sample Questions:

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

2. You are designing a new SQL Server instance that will support a Web application.
The Web application is hosted on a Web farm that contains 32 nodes.
The server has 128 GB of memory and 16 processor cores. The application contains two databases and supports both online analytical processing (OLAP) and online transaction processing (OLTP) workloads.
When testing the application, you discover that some queries run extremely slow and some queries run very fast.
You need to ensure that the server processes database queries as fast as possible . What should you do? (More than one answer choice may achieve the goal. Select the BEST answer.)

A) Execute the following command on the server: exec_sp_configure 'maximum degree of parallelism', 8
B) Use SQL Profiler to identify queries that experience CXPACKET waits. Add (OPTION MAXDOP 1) to each query
C) Execute the following command on the server: exec_sp_configure 'maximum degree of parallelism', 1
D) Use SQL Profiler to identify queries that experience CXPACKET waits. Add (OPTION MAXDOP 8) to each query

3. You are a professional level SQL Sever 2008 Database Administrator.
All data changes are implemented through stored procedures, and only the INSERT, UPDATE, or DELETE statements are utilized by the procedures. A backup strategy should be implemented.
The business requirements listed below should be satisfied:
Point-in-time recovery for failure is supported by the backup strategy at any time of day.
The least amount of disk space should be utilized by the transaction log.
Which action should you perform to finish the task?

A) To finish the task, the simple-recovery model along with differential backups should be utilized.
B) To finish the task, hourly database snapshots should be utilized.
C) To finish the task, the full-recovery model along with transaction log backups should be utilized.
D) To finish the task, the full-recovery model along with differential backups should be utilized.

4. You are a professional level SQL Sever 2008 Database Administrator.
A new database application is hosted by the instance. The data security strategy should be designed for the application. The data should be duplicated to another instance of SQL Server 2008 by utilizing the Snapshot duplication.
Since you are the technical support of the company, you should make sure that all stored data should be
encrypted,
and the minimum amount of administrative effort should be utilized.
Which action will you perform?

A) Encrypted connections should be enabled between the instances.
B) Transparent data encryption should be enabled for the Publisher, Distribution, and Subscriber databases
C) Certificate-based encryption should be enabled for the Publisher, Distribution, and Subscriber databases.
D) Transparent data encryption for the MSDB database should be enabled on the two instances.

5. You are a professional level SQL Sever 2008 Database Administrator.
All data changes are implemented through stored procedures, and only the INSERT, UPDATE, or DELETE statements are utilized by the procedures. A backup strategy should be implemented.
The business requirements listed below should be satisfied:
Point-in-time recovery for failure is supported by the backup strategy at any time of day.
The least amount of disk space should be utilized by the transaction log.
Which action should you perform to finish the task?

A) To finish the task, the simple-recovery model along with differential backups should be utilized.
B) To finish the task, hourly database snapshots should be utilized.
C) To finish the task, the full-recovery model along with transaction log backups should be utilized.
D) To finish the task, the full-recovery model along with differential backups should be utilized.

Solutions: