Lead2pass presents the highest quality of 70-457 practice material which helps candidates to pass the 70-457 exams in the first attempt.The brain dumps are the latest, authenticated by expert and covering each and every aspect of 70-457 exam.
QUESTION 101
You administer a Microsoft SQL Server 2012 database. The database contains a table named Employee. Part of the Employee table is shown in the exhibit. (Click the Exhibit button.)
Unless stated above, no columns in the Employee table reference other tables. Confidential information about the employees is stored in a separate table named EmployeeData.
One record exists within EmployeeData for each record in the Employee table.
You need to assign the appropriate constraints and table properties to ensure data integrity and visibility.
On which column in the Employee table should you a create a self-reference foreign key constraint?
A. DateHired
B. DepartmentID
C. EmployeeID
D. EmployeeNum
E. FirstName
F. JobTitle
G. LastName
H. MiddleName
I. ReportsToID
Answer: I
QUESTION 102
You administer all the deployments of Microsoft SQL Server 2012 in your company.
You need to ensure that an OLTP database that includes up-to-the-minute reporting requirements can be off-loaded from the primary database to another server.
You also need to be able to add indexes to the secondary database.
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 in the same data center
SQL Server Availability Group configured in Asynchronous-Commit Availability Mode
One server configured as an Active Secondary
C. 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
D. Two servers configured in different data centers
SQL Server Availability Group configured in Asynchronous-Commit Availability Mode
E. Two servers configured on the same subnet
SQL Server Availability Group configured in Synchronous-Commit Availability Mode
F. SQL Server that includes an application database configured to perform transactional replication
G. SQL Server that includes an application database configured to perform snapshot replication
H. Two servers configured in a Windows Failover Cluster in the same data center
SQL Server configured as a clustered instance
Answer: F
Explanation:
http://technet.microsoft.com/en-us/library/ms151738.aspx
QUESTION 103
You administer all the deployments of Microsoft SQL Server 2012 in your company.
You need to ensure that data changes are sent to a non-SQL Server database server in near real time.
You also need to ensure that data on the primary server is unaffected.
Which configuration should you use?
A. SQL Server that includes an application database configured to perform transactional replication
B. Two servers configured in different data centers
SQL Server Availability Group configured in Asynchronous-Commit Availability Mode
C. Two servers configured in different data centers
SQL Server Availability Group configured in Synchronous-Commit Availability Mode
One server configured as an Active Secondary
D. SQL Server that includes an application database configured to perform snapshot replication
E. 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
F. Two servers configured on the same subnet
SQL Server Availability Group configured in Synchronous-Commit Availability Mode
G. Two servers configured in a Windows Failover Cluster in the same data center
SQL Server configured as a clustered instance
H. 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
Answer: A
QUESTION 104
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 the same data center
A primary server configured to perform log-shipping every 10 minutes
A backup server configured as a warm standby
B. SQL Server that includes an application database configured to perform transactional replication
C. 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
D. Two servers configured in a Windows Failover Cluster in the same data center
SQL Server configured as a clustered instance
E. SQL Server that includes an application database configured to perform snapshot replication
F. Two servers configured in different data centers
SQL Server Availability Group configured in Synchronous-Commit Availability Mode
One server configured as an Active Secondary
G. Two servers configured on the same subnet
SQL Server Availability Group configured in Synchronous-Commit Availability Mode
H. Two servers configured in different data centers
SQL Server Availability Group configured in Asynchronous-Commit Availability Mode
Answer: E
Explanation:
http://msdn.microsoft.com/en-us/library/ms151832.aspx
QUESTION 105
You administer a Microsoft SQL Server 2012 server that hosts a transactional database and a reporting database. The transactional database is updated through a web application and is operational throughout the day. The reporting database is only updated from the transactional database.
The recovery model and backup schedule are configured as shown in the following table:
The differential backup of the reporting database fails.
Then, the reporting database fails at 14:00 hours.
You need to ensure that the reporting database is restored.
You also need to ensure that data loss is minimal.
What should you do?
A. Restore the latest full backup, and restore the latest differential backup.
Then, restore the latest log backup.
B. Perform a point-in-time restore.
C. Restore the latest full backup.
D. Restore the latest full backup, and restore the latest differential backup.
Then, restore each log backup taken before the time of failure from the most recent differential backup.
E. Restore the latest full backup.
Then, restore the latest differential backup.
F. Restore the latest full backup.
Then, restore each differential backup taken before the time of failure from the most recent full backup.
G. Perform a page restore.
H. Perform a partial restore.
Answer: C
QUESTION 106
You administer all the deployments of Microsoft SQL Server 2012 in your company.
You need to ensure that an OLTP database that uses a storage area network (SAN) remains available if any of the servers fail.
You also need to minimize the amount of storage used by the database.
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. SQL Server that includes an application database configured to perform transactional replication
C. 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
D. Two servers configured in different data centers
SQL Server Availability Group configured in Asynchronous-Commit Availability Mode
E. 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
F. Two servers configured on the same subnet
SQL Server Availability Group configured in Synchronous-Commit Availability Mode
G. SQL Server that includes an application database configured to perform snapshot replication
H. Two servers configured in a Windows Failover Cluster in the same data center
SQL Server configured as a clustered instance
Answer: H
QUESTION 107
You administer a Microsoft SQL Server 2012 server that hosts a transactional database and a reporting database. The transactional database is updated through a web application and is operational throughout the day. The reporting database is only updated from the transactional database.
The recovery model and backup schedule are configured as shown in the following table:
At 14:00 hours, you discover that pages 71, 520, and 713 on one of the database files are corrupted on the reporting database.
You need to ensure that the databases are restored.
You also need to ensure that data loss is minimal. What should you do?
A. Perform a partial restore.
B. Restore the latest full backup, and restore the latest differential backup.
Then, restore each log backup taken before the time of failure from the most recent differential backup.
C. Restore the latest full backup.
D. Restore the latest full backup, and restore the latest differential backup.
Then, restore the latest log backup.
E. Perform a page restore.
F. Restore the latest full backup.
Then, restore each differential backup taken before the time of failure from the most recent full backup.
G. Perform a point-in-time restore.
H. Restore the latest full backup.
Then, restore the latest differential backup.
Answer: H
QUESTION 108
You administer a Microsoft SQL Server 2012 server that hosts a transactional database and a reporting database. The transactional database is updated through a web application and is operational throughout the day. The reporting database is only updated from the transactional database.
The recovery model and backup schedule are configured as shown in the following table:
At 16:20 hours, you discover that pages 17, 137, and 205 on one of the database files are corrupted on the transactional database.
You need to ensure that the transactional database is restored.
You also need to ensure that data loss is minimal.
What should you do?
A. Perform a partial restore.
B. Restore the latest full backup, and restore the latest differential backup.
Then, restore each log backup taken before the time of failure from the most recent differential backup.
C. Perform a point-in-time restore.
D. Restore the latest full backup.
E. Restore the latest full backup, and restore the latest differential backup.
Then, restore the latest log backup.
F. Perform a page restore.
G. Restore the latest full backup.
Then, restore each differential backup taken before the time of failure from the most recent full backup.
H. Restore the latest full backup.
Then, restore the latest differential backup.
Answer: F
QUESTION 109
You administer a Microsoft SQL Server 2012 server that hosts a transactional database and a reporting database. The transactional database is updated through a web application and is operational throughout the day. The reporting database is only updated from the transactional database.
The recovery model and backup schedule are configured as shown in the following table:
One of the hard disk drives that stores the reporting database fails at 16:40 hours.
You need to ensure that the reporting database is restored.
You also need to ensure that data loss is minimal.
What should you do?
A. Restore the latest full backup.
Then, restore each differential backup taken before the time of failure from the most recent full backup.
B. Perform a partial restore.
C. Restore the latest full backup, and restore the latest differential backup.
Then, restore the latest log backup.
D. Perform a point-in-time restore.
E. Restore the latest full backup.
F. Perform a page restore.
G. Restore the latest full backup, and restore the latest differential backup.
Then, restore each log backup taken before the time of failure from the most recent differential backup.
H. Restore the latest full backup.
Then, restore the latest differential backup.
Answer: G
QUESTION 110
Drag and Drop Question
You administer three Microsoft SQL Server 2012 servers named ServerA, ServerB, and ServerC. ServerA is the acting principal and ServerB is the mirror.
You need to add ServerC as a witness to the existing mirroring session between ServerA and ServerB.
You need to achieve this goal without delaying synchronization.
Which three actions should you perform in sequence? (To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.)
Answer:
If you want to get more 70-457 exam preparation material,you can download the free demos in PDF files on Lead2pass.It would be great help for you exam.Wish you pass the exam successfully.
