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Microsoft 70-458 Exam Syllabus Topics:

Microsoft Transition Your MCTS on SQL Server 2008 to MCSA: SQL Server 2012, Part 2 Sample Questions:

1. HOTSPOT
You are developing a SQL Server Integration Service (SSIS) package. The package loads a customer dimension table by using a data flow task.
Changes to the customer attributes must be tracked over time.
You need to produce a checksum value to identify the rows that have changed since the last Extract, Transform and Load (ETL) process execution. You need to use the least amount of development effort to achieve this goal.
Which transformation should you use? (To answer, select the appropriate transformation in the answer area.)

2. --- -
You are designing a SQL Server Integration Services (SSIS) 2012 package that imports data from a Windows Azure SQL Database database into a SQL Server database.
The SSIS package has the following requirements:
Every night, a very large amount of data is imported into the staging database.
Package processing time must be minimized.
The package must run on its own dedicated server when it is deployed to
production.
Transaction log activity when data is imported must be minimized.
You need to design the package to meet the requirements.
Which destination component should you use?

A) OLE DB
B) Raw File
C) ODBC
D) Bulk Insert

3. You are designing a data warehouse that uses SQL Server 2012. You are preparing to update the contents of a fact table that contains a non-clustered columnstore index.
You need to run an update statement against the table.
What should you do first?

A) Change the non-clustered columnstore index to be a clustered columnstore index.
B) Drop the columnstore index.
C) Change the recovery model of the database to Bulk-logged.
D) Pause the columnstore index.

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

5. Note: This question is part of a series of questions that use the same or similar answer choices. An answer choice may be correct for more than one question in the series. Each question is independent of the other questions in this series. Information and details provided in a question apply only to that question.
You are writing a SQL Server Integration Services (SSIS) package that transfers data from a legacy system.
Data integrity in the legacy system is very poor. Invalid rows are discarded by the package but must be logged to a CSV file for auditing purposes.
You need to establish the best technique to log these invalid rows while minimizing the amount of development effort.
What should you do?

A) Run the package by using the dtexecui.exe utility and the SQL Log provider.
B) Run the package by using the dtexec /dumperror /conn command.
C) Create a reusable custom logging component.
D) Use the gacutil command.
E) Create an OnError event handler.
F) Deploy the package to the Integration Services catalog by using dtutfl and use SQL Server to store the configuration.
G) Use the dtutil /copy command.
H) Run the package by using the dtexec /rep /conn command.
I) Deploy the package by using an msi file.
J) Use the Project Deployment Wizard.
K) Add a data tap on the output of a component in the package data flow.

Solutions: