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

1. You are designing a database solution by using SQL Server 2008.
The database has a large number of tables that have columns that contain sensitive data. The sensitive data must be protected.
You need to choose an encryption strategy that has the minimum effect on the performance of the server.
What should you do? (More than one answer choice may achieve the goal. Select the BEST answer.)

A) Use Transparent Data Encryption (TDE).
B) Use Cell-Level Encryption.
C) Use Encrypting File System.
D) Use Bitlocker Encryption.

2. You administer a SQL Server 2008 instance. You plan to design a high-availability solution by using database mirroring.
The current application includes programming logic that will retry transactions if a failover occurs.
You need to configure a strategy that will provide the minimum amount of latency for committed transactions.
What should you do?

A) Configure automatic failover role switching.
B) Pause database mirroring.
C) Configure forced service role switching.
D) Configure manual failover role switching.

3. You are a professional level SQL Sever 2008 Database Administrator.
A business-critical database is hosted by the instance, and the database must be constantly available to the users with no data loss. Filestream data is contained by the database.
A high-availability solution should be designed for the site.
Which solution should be utilized?

A) Synchronous database mirroring with a witness server should be utilized.
B) Asynchronous database mirroring should be utilized.
C) Failover clustering should be utilized.
D) Database snapshot should be utilized.

4. You administer a SQL Server 2008 infrastructure.
You plan to upgrade a Microsoft SQL Server 2005 instance to SQL Server 2008 by using an in-place
upgrade.
All user databases use the simple recovery model and have the PAGE_VERIFY option turned off.
You need to ensure that the database engine can identify I/O path errors and memory corruptions for the
data in tables.
Which two actions should you perform before the upgrade? (Each correct answer presents part of the
solution. Choose two.)

A) Set the PAGE_VERIFY database option to TORN_PAGE_DETECTION.
B) Execute the DBCC CHECKDB command by using the DATA_PURITY option.
C) Rebuild the clustered indexes and heaps.
D) Rebuild the nonclustered indexes.
E) Set the PAGE_VERIFY database option to CHECKSUM.
F) Set the database recovery model to FULL.

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

Solutions: