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Category: 70-462 (v.2)

Exam 70-462: Administering Microsoft SQL Server 2012 Databases (update December 24th, 2014)

What should you include in your solution?

You have been hired as a Database Consultant by ABC.com to design a SQL Server 2012
database solution.
You are tasked with designing a scale-out and high-availability SQL Server 2012 Online
Transaction Processing (OLTP) database solution that will maintain copies of data across
two server instances.
Your solution must provide scale-out of read operations by distributing the reads from clients
across two SQL Server 2012 nodes. The data in both SQL Server nodes needs to be
indexed.
What should you include in your solution?

Which Transact- SQL statement should you use?

You are a database developer of a Microsoft SQL Server 2012 database. You are designing
a table that will store Customer data from different sources. The table will include a column
that contains the CustomerID from the source system and a column that contains the
SourceID. A sample of this data is as shown in the following table.

You need to ensure that the table has no duplicate CustomerID within a SourceID. You also
need to ensure that the data in the table is in the order of SourceID and then CustomerID.
Which Transact- SQL statement should you use?

You need to improve the performance of the query

You use a Microsoft SQL Server 2012 database that contains two tables named
SalesOrderHeader and SalesOrderDetail. The indexes on the tables are as shown in the
exhibit. (Click the Exhibit button.)

You write the following Transact-SQL query:

You discover that the performance of the query is slow. Analysis of the query plan shows
table scans where the estimated rows do not match the actual rows for SalesOrderHeader
by using an unexpected index on SalesOrderDetail.
You need to improve the performance of the query.
What should you do?

Which four T-SQL statements should you use?

DRAG DROP
You use a Microsoft SQL Server 2012 database. You need to create an indexed view within
the database for a report that displays Customer Name and the total revenue for that customer.
Which four T-SQL statements should you use? (To answer, move the appropriate SQL
statements from the list of statements to the answer area and arrange them in the correct order.)


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