Microsoft 70-458

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Microsoft Transition Your MCTS on SQL Server 2008 to MCSA: SQL Server 2012, Part 2 認定 70-458 試験問題:

1. DRAG DROP
You administer two Microsoft SQL Server 2012 servers named ServerA and ServerB. You use a database named AdventureWorks.
You need to prepare the AdventureWorks database for database mirroring. ServerB will act as the mirror in a mirroring partnership along with ServerA.
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.)

2. You administer a Microsoft SQL Server database named Sales. The database is 3 terabytes in size. The Sales database is configured as shown in the following table.

You discover that all files except Sales_2.ndf are corrupt.
You need to recover the corrupted data in the minimum amount of time.
What should you do?

A) Perform a restore from a full backup.
B) Perform a transaction log restore.
C) Perform a file restore.
D) Perform a filegroup restore.

3. You are designing a data warehouse with two fact tables. The first table contains sales per month and the second table contains orders per day.
Referential integrity must be enforced declaratively.
You need to design a solution that can join a single time dimension to both fact tables.
What should you do?

A) Create a surrogate key for the time dimension.
B) Join the two fact tables.
C) Create a view on the sales table.
D) Create a time dimension that can join to both fact tables at their respective granularity.

4. You administer a Microsoft SQL Server 2012 database that contains a table named AccountTransaction.
You discover that query performance on the table is poor due to fragmentation on the IDX_AccountTransaction_AccountCode non-clustered index.
You need to defragment the index. You also need to ensure that user queries are able to use the index during the defragmenting process,
Which Transact-SQL batch should you use?

A) ALTER INDEX IDX_AccountTransaction_AccountCode ON AccountTransaction.AccountCode REBUILD
B) CREATE INDEX IDX AccountTransactionAccountCode ON AccountTransaction.AccountCode WITH DROP EXISTING
C) ALTER INDEX ALL ON AccountTransaction REBUILD
D) ALTER INDEX IDX_AccountTransaction_AccountCode ON AccountTransaction.AccountCode REORGANIZE

5. You administer a Microsoft SQL Server 2012 instance that contains a financial database hosted on a storage area network (SAN).
The financial database has the following characteristics:
- A data file of 2 terabytes is located on a dedicated LUN (drive D).
- A transaction log of 10 GB is located on a dedicated LUN (drive E).
- Drive D has 1 terabyte of free disk space.
- Drive E has S GB of free disk space.
The database is continually modified by users during business hours from Monday through Friday between 09:00 hours and 17:00 hours. Five percent of the existing data is modified each day.
The Finance department loads large CSV files into a number of tables each business day at 11:15 hours and 15:15 hours by using the BCP or BULK INSERT commands. Each data load adds 3 GB of data to the database.
These data load operations must occur in the minimum amount of time.
A full database backup is performed every Sunday at 10:00 hours. Backup operations will be performed every two hours (11:00, 13:00, 15:00, and 17:00) during business hours.
You implement log shipping of the financial database to another SQL Server 2012 instance. You decide to failoverto this secondary database.
You need to ensure that all transactions will be replicated to the secondary database.
Which backup option should you use?

A) CHECKSUM
B) COPY_ONLY
C) CONTINUE_AFTER_ERROR
D) NO_CHECKSUM
E) NORECOVERY
F) Transaction log
G) STANDBY
H) SKIP
I) FULL
J) RESTART
K) SIMPLE
L) DBO_ONLY
M) Differential
N) BULK_LOGGED

質問と回答：