Microsoft 70-450 Exam : PRO:MS SQL Serv 08,Design,Optimize, and Maintain DB Admin Solu

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Microsoft 70-450 Exam Syllabus Topics:

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

Question 1

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

Question 2

You are a professional level SQL Sever 2008 Database Administrator.
Your company wants to enforce naming standards for the database objects.
A solution should be designed by you to enforce naming standards,
and the least amount of administrative and programming efforts should be utilized.
Which action should you perform?

A. Policy-Based Management policies should be created, and then the policies should be distributed by utilizing a configuration server.
B. DDL triggers should be created for one of the instances, and then Microsoft SQL Server Management Studio (SSMS) should be utilized to script the definition of the DDL triggers. At last, the script should be run on all instances by utilizing the registered server??s node from SSMS.
C. DDL triggers should be created for one of the instances, and then SQL Server Management Objects (SMO) should be utilized to script the definition of the DDL triggers. At last, the script should be run by utilizing Microsoft Windows PowerShell on all instances.
D. Event notifications should be utilized to handle the DDL events.

Question 3

You are a professional level SQL Sever 2008 Database Administrator.
An instance runs on a computer, and the computer has eight quad-core processors and 128-GB RAM. The instance is utilized by four different applications. Not only a low number of CXPACKET waits but also a large number of lazy writer waits are experienced by the instance. The performance of the instance should be optimized.
Which action will you perform to accomplish the goal?

A. To accomplish the goal, the Windows System Resource Manager should be configured.
B. To accomplish the goal, the Resource Governor should be configured.
C. To accomplish the goal, software non-uniform memory access (soft-NUMA) should be configured.
D. To accomplish the goal, an increase should be configured in the maximum degree of parallelism option.

Question 4

You are a professional level SQL Sever 2008 Database Administrator.
A large financial database is hosted by the instance. The backup strategies listed below are contained by
the database:
First, the performance of a full database backup is implemented once a week.
Secondly, the performance of a differential backup is implemented every day.
Thirdly, the performance of a transaction log backup is implemented every hour.
An end-of-year batch process should be implemented, and the process takes two hours to run.
About five percent of data within the database will be changed by the batch process.
Since you are the technical support, you are required to make sure that the batch operation can be rolled
back
in the shortest time, if the batch process is not approved by the Finance department.
What should you do first before start the batch process?

A. You should create a database snapshot.
B. You should create a marked transaction. And then you should perform a transaction log backup.
C. You should record the time before the batch operation. And then you should perform a transaction log
D. You should perform a differential backup.

Question 5

You are a professional level SQL Sever 2008 Database.
A new database application is hosted by the instance. The security requirements should be designed for the application. A unique login to the SQL Server 2008 server is assigned to each application user. Stored procedures are included by the application database to execute stored procedures in the MSDB database. SQLAgent jobs are scheduled by the stored procedures in the MSDB database.
Since you are the technical support, you are required to confirm that the stored procedures in the MSDB database should be executed by utilizing the security context of the application user.
Which action should you perform?

A. The new database should be set to utilize the TRUSTWORTHY option, and then each user should be added to the MSDB database.
B. The MSDB database should be set to utilize the TRUSTWORTHY option, and then each user should be added to the MSDB database.
C. Each user should be added to the db_dtsltduser database role in the MSDB database.
D. Each user should be added to the public role in the MSDB database.

Solutions: