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Microsoft 070-457 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Security and Data Access | - Manage SQL Server security principals - Implement data encryption and auditing - Configure authentication and authorization |
| Data Management and Querying | - Manage data integrity and constraints - Implement T-SQL queries and scripts - Work with indexes and execution plans |
| Configure and Deploy SQL Server 2012 | - Configure SQL Server instances and services - Configure storage and database files - Install and configure SQL Server components |
| Manage and Maintain Databases | - Monitor and optimize database performance - Implement backup and restore strategies - Create and modify databases |
| Monitoring and Troubleshooting | - Use SQL Server tools for diagnostics - Troubleshoot database issues - Monitor SQL Server performance |
Microsoft Transition Your MCTS on SQL Server 2008 to MCSA: SQL Server 2012, Part 1 Sample Questions:
You use Microsoft SQL Server 2012 to develop a database application. You need to create an object that meets the following requirements:
Takes an input variable
Returns a table of values
Cannot be referenced within a view
Which object should you use?
- A. User-defined data type
- B. Inline function
- C. Scalar-valued function
- D. Stored procedure
Correct Answer: D 🗳️
Explanation: Only visible for DumpsFree members. You can sign-up / login (it's free).
You administer a Microsoft SQL Server 2012 database. You create an availability group named haContosoDbs. Your primary replica is available at Server01\Contoso01. You need to configure the availability group to have the highest availability. You also need to ensure that no data is lost. Which Transact-SQL statement should you use?
- A. ALTER AVAILABILITY GROUP haContosoDbs MODIFY REPLICA ON 'Server01
\Contoso01' WITH (AVAILABILITY_MODE = ASYNCHRONOUS_COMMIT, FAILOVER_MODE = AUTOMATIC) - B. ALTER AVAILABILITY GROUP haContosoDbs MODIFY REPLICA ON 'Server01
\Contoso01'
WITH (AVAILABILITY_MODE = SYNCHRONOUS_COMMIT, FAILOVER_MODE = MANUAL) - C. ALTER AVAILABILITY GROUP haContosoDbs MODIFY REPLICA ON 'Server01
\Contoso01' WITH (AVAILABILITY_MODE = SYNCHRONOUS_COMMIT, FAILOVER_MODE = AUTOMATIC) - D. ALTER AVAILABILITY GROUP haContosoDbs MODIFY REPLICA ON 'Server01
\Contoso01' WITH (AVAILABILITY_MODE = ASYNCHRONOUS_COMMIT, FAILOVER_MODE = MANUAL)
Correct Answer: C 🗳️
Explanation: Only visible for DumpsFree members. You can sign-up / login (it's free).
You use Microsoft SQL Server 2012 to develop a database application. You need to implement a computed
column that references a lookup table by using an INNER JOIN against another table.
What should you do?
- A. Reference a user-defined function within the computed column.
- B. Create a BEFORE trigger that maintains the state of the computed column.
- C. Add a default constraint to the computed column that implements hard-coded CASE statements.
- D. Add a default constraint to the computed column that implements hard-coded values.
Correct Answer: A 🗳️
Explanation: Only visible for DumpsFree members. You can sign-up / login (it's free).
You are developing a database application by using Microsoft SQL Server 2012. An application that uses a database begins to run slowly. Your investigation shows the root cause is a query against a read-only table that has a clustered index. The query returns the following six columns: * One column in its WHERE clause contained in a non-clustered index * Four additional columns * One COUNT (*) column based on a grouping of the four additional columns.
You need to optimize the statement. What should you do?
- A. Include a SET TRANSACTION ISOLATION LEVEL REPEATABLE READ statement before you run the query.
- B. Include a SET STATISTICS SHOWPLAN_XML ON statement before you run the query.
- C. Add a HASH hint to the query.
- D. Include a SET TRANSACTION ISOLATION LEVEL SERIALIZABLE statement before you run the query.
- E. Add a columnstore index to cover the query.
- F. Add a FORCESCAN hint to the Attach query.
- G. Cover the unique clustered index with a columnstore index.
- H. Include a SET FORCEPLAN ON statement before you run the query.
- I. Add a FORCESEEK hint to the query.
- J. Include a SET STATISTICS PROFILE ON statement before you run the query.
- K. Enable the optimize for ad hoc workloads option.
- L. Add a LOOP hint to the query.
- M. Add an INCLUDE clause to the index.
- N. Include a SET TRANSACTION ISOLATION LEVEL SNAPSHOT statement before you run the query.
Correct Answer: E 🗳️
Explanation: Only visible for DumpsFree members. You can sign-up / login (it's free).
You administer all the deployments of Microsoft SQL Server 2012 in your company. A database contains a large product catalog that is updated periodically. You need to be able to send the entire product catalog to all branch offices on a monthly basis. Which configuration should you use?
- A. Two servers configured in different data centers SQL Server Availability Group configured in Synchronous-Commit Availability Mode
One server configured as an Active Secondary - B. Two servers configured on the same subnet SQL Server Availability Group configured in Synchronous-Commit Availability Mode
- C. Two servers configured in different data centers SQL Server Availability Group configured in Asynchronous-Commit Availability Mode
- D. Two servers configured in the same data center SQL Server Availability Group configured in Asynchronous-Commit Availability Mode One server configured as an Active Secondary
- E. Two servers configured in a Windows Failover Cluster in the same data center SQL Server configured as a clustered instance
- F. Two servers configured in the same data center A primary server configured to perform log-shipping every 10 minutes A backup server configured as a warm standby
- G. SQL Server that includes an application database configured to perform snapshot replication
- H. SQL Server that includes an application database configured to perform transactional replication
Correct Answer: G 🗳️
Explanation: Only visible for DumpsFree members. You can sign-up / login (it's free).
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