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

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

2. You are a professional level SQL Sever 2008 Database Administrator.
Two SQL Server 2008 instances are contained by the site. One is an Enterprise Edition server, and it is on a server that has a redundant array of independent disks (RAID) 10 disk system The other is a Standard Edition server, and it is on a server that has a RAID 5 disk system. A single application is hosted by each instance. A high-availability solution should be recommended for the site to satisfy the business requirements listed below:
First, the solution can be implemented on the current systems.
Secondly, the database is available with least downtime.
Thirdly, Data loss should be cut to the least.
Fourthly, the existing system should be with least impact.
Which solutions should be utilized to finish the task? (Choose more than one)

A) To finish the task, Replication should be utilized.
B) To finish the task, Failover clustering should be utilized.
C) To finish the task, Log shipping should be utilized.
D) To finish the task, Database snapshot should be utilized.

3. You are a professional level SQL Sever 2008 Database Administrator.
The security requirements should be designed for a new database application, and the application will be deployed to the instance. A table is consisted by the new database, and the table is created by utilizing the following code segment:
TABLE EmpBonusPlan
Since you are the technical support, you should utilize the maximum secure method to protect the BonusPlan column from the access of unauthorized users.
Which action will you perform to finish the task?

A) To finish the task, the NTFS file system security should be utilized and the access of the database files should be limited to the SQL Server 2008 Service account.
B) To finish the task, Transparent data encryption should be utilized.
C) To finish the task, the Trustworthy option for the database should be utilized.
D) To finish the task, the Advanced Encryption Standard encryption should be utilized on all columns in the database.

4. You administer two SQL Server 2008 instances named Instance1 and Instance2. Instance1 contains the Sales database, and Instance2 contains the Accounts database.
A procedure in the Sales database starts a transaction. The procedure then updates the Sales.dbo.Order table and the Accounts.dbo.OrderHistory table through a linked server.
You need to ensure that the transaction uses a two-phase commit.
What should you do?

A) Configure the linked server to use distributed transactions.
B) Configure a Service Broker to enable the appropriate transaction control.
C) Ensure that the linked server is appropriately configured for delegation.
D) Ensure that the linked server is appropriately configured for impersonation.

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

Solutions: