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Microsoft UPGRADE:MCDBA Skills to MCITP DB Admin by Using MS SQL 2005 Sample Questions:

1. You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions, monitoring the database server, and design deployment. In the company, you major job is the deployment, maintenance and support of Microsoft SQL Server 2005. You work as a database administrator for your company. You utilize the SP:Recompile event class to run SQL Server Profiler. You find that a great amount of recompiles occurring. The possible causes of the large number of recompiles should be identified. From the flowing four options, which one is the most possible cause of the problem?

A) Ad hoc batches are not being recovered from the procedure cache.
B) The sp_executesql batches are not being recovered from the procedure cache.
C) A database administrator executed UPDATE STATISTICS statements on all tables, and the most common stored procedures reference all the tables.
D) One new stored procedure is created by a database administrator.

2. You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions, monitoring the database server, and design deployment.
In the company, you major job is the deployment, maintenance and support of Microsoft SQL Server 2005. You work as the database administrator for your company. There is a SQL Server 2005 computer in the company. A single user database named DB01 is contained in this computer. All company employees connect to DB1. According to the requirement of the company policy, the database should be fault-tolerant and that failovers require no administrative effort. Therefore, you are asked to provide fault tolerance for the database.
Your solution must guarantee that even if a complete hardware failure occurs on the SQL Server 2005 computer, client computers are able to connect to the database, including a failure of all disks. What action should you perform to achieve your goal?

A) Transactional replication needs to be implemented to another SQL Server 2005 computer.
B) Log shipping needs to be implemented to another SQL Server 2005 computer.
C) Database mirroring to another SQL Server 2005 computer needs to be implemented.
D) A two-node server cluster that contains the database needs to be implemented.

3. Since you are the technical support, you are asked to improve the performance for the following query in the internet_rentals database. SELECT videotitle, upc_no, retailprice
FROM srvideo.videotitle WHERE releasedate BETWEEN '05-01-2005' AND '05-30-2005'
The code segment below shows the scripts that were originally used to create the existing table and indexes that are used in the query.
create table srvideo.videotitle (videoid int IDENTITY(1,1) primary key nonclustered videotitle nvarchar(100) not null , description nvarchar(255) null , videolanguage nvarchar(50) null , releasedate datetime null , isbn nvarchar(25) , upc_no nvarchar(25) , format nvarchar(25) , cost money , retailprice money) go create clustered index cl_videotitle on srvideo.videotitle (videotitle);
You must not diminish the performance on other SELECT queries that are performed on a regular basis. What action should you perform?

A) A clustered index should be added on the releasedate column.
B) On the releasedate column, a nonclustered index should be created.
C) On the retailprice column, a nonclustered index should be created. The releasedate and videotitle columns should be added as included columns.
D) On the releasedate column, a nonclustered index should be created. The videotitle, upc_no, and retailprice columns should be added as included columns.

4. You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions, monitoring the database server, and design deployment.
In the company, you major job is the deployment, maintenance and support of Microsoft SQL Server 2005. You work as the administrator of a SQL Server 2005 computer, and the computer is named SQL1. And it is reported by the users report that SQL01 responses slowly. You find that the network of SQL01 is excessively utilized. You cannot utilize the graphical SQL Server administrative tools to connect to SQL01. It is doubted whether a Denial of Service (DoS) attack targets at SQL01.
SQL01 should be connected to examine the present activities. Which action should be performed first to achieve the goal?

A) To achieve the goal, the dedicated administrative connection should be utilized to connect to SQL1.
B) To achieve the goal, the SQL Server service should be stopped and restarted on SQL1.
C) To achieve the goal, SQL1 should be restarted.
D) To achieve the goal, SQL Server Profiler should be utilized to connect to SQL1.

5. You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions, monitoring the database server, and design deployment. In the company, you major job is the deployment, maintenance and support of Microsoft SQL Server 2005. You work as the database administrator for your company. You receive report from users saying that some reports are performing poorly. You are sure that your tables have the appropriate indexes and that your queries should be performing optimally. After a SHOWPLAN statement is executed on the poorly performing reports, you find that incorrect indexes are being used in some cases. You want the SQL Server 2005 query optimizer to select the correct indexes automatically. So what action should be performed?

A) The indexes should be rebuilt and the server should be restarted.
B) A maintenance plan should be created. An Update Statistics task should be included in this plan.
C) A maintenance plan should be created. A Check Database Integrity task should be included in this plan.
D) All poorly performing queries should be rewritten so that they use query hints.

Solutions: