Microsoft 70-457 : Transition Your MCTS on SQL Server 2008 to MCSA: SQL Server 2012, Part 1

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Microsoft 70-457 Exam Syllabus Topics:

Microsoft Transition Your MCTS on SQL Server 2008 to MCSA: SQL Server 2012, Part 1 Sample Questions:

1. You are developing a database that will contain price information. You need to store the prices that include a fixed precision and a scale of six digits. Which data type should you use?

A) Money
B) Smallmoney
C) Numeric
D) Float

2. You are developing a database application by using Microsoft SQL Server 2012. An application that uses a database begins to run slowly. You discover that during reads, the transaction experiences blocking from concurrent updates. You need to ensure that throughout the transaction the data maintains the original version. What should you do?

A) Add a LOOP hint to the query.
B) Add a HASH hint to the query.
C) Add an INCLUDE clause to the index.
D) Add a FORCESCAN hint to the Attach query.
E) Include a SET TRANSACTION ISOLATION LEVEL SNAPSHOT statement before you run the query.
F) Add a columnstore index to cover the query.
G) Enable the optimize for ad hoc workloads option.
H) Include a SET TRANSACTION ISOLATION LEVEL REPEATABLE READ statement before you run the query.
I) Include a SET FORCEPLAN ON statement before you run the query.
J) Cover the unique clustered index with a columnstore index.
K) Include a SET STATISTICS SHOWPLAN_XML ON statement before you run the query.
L) Include a SET STATISTICS PROFILE ON statement before you run the query.
M) Add a FORCESEEK hint to the query.
N) Include a SET TRANSACTION ISOLATION LEVEL SERIALIZABLE statement before you run the query.

3. You have a database that contains the tables as shown in the exhibit. (Click the Exhibit button.)

You have the following query:

You need to recreate the query to meet the following requirements:
Reference columns by using one-part names only.
Sort aggregates by SalesTerritoryID, and then by ProductID.
Order the results in descending order from SalesTerritoryID to ProductID.
The solution must use the existing SELECT clause and FROM clause.
Which code segment should you use?
To answer, type the correct code in the answer area.

A) SELECT SalesTerritoryID, ProductID, AVG(UnitPrice), MAX(OrderQty), MAX(DiscountAmount) FROM Sales.Details GROUP BY SalesTerritoryID,ProductID ORDER BY SalesTerritoryID DESC, ProductID DESC
B) SELECT SalesTerritoryID,
ProductID,
AVG(UnitPrice),
MAX(OrderQty),
MAX(DiscountAmount)
FROM Sales.Details
ORDER BY SalesTerritoryID DESC, ProductID DESC

4. You create a view based on the following statement:

You grant the Select permission to User1 for this view. You need to change the view so that it displays only the records that were processed in the month prior to the current month. You need to ensure that after the changes, the view functions correctly for User1. Which four Transact-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.)
Build List and Reorder:

5. You develop a Microsoft SQL Server 2012 database. The database is used by two web applications that access a table named Products. You want to create an object that will prevent the applications from accessing the table directly while still providing access to the required data. You need to ensure that the following requirements are met:
Future modifications to the table definition will not affect the applications' ability to access data.
The new object can accommodate data retrieval and data modification.
You need to achieve this goal by using the minimum amount of changes to the applications.
What should you create for each application?

A) Views
B) Temporary tables
C) Common table expressions
D) Synonyms

Solutions: