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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 application by using Microsoft SQL Server 2012. You have a query that runs slower than expected. You need to capture execution plans that will include detailed information on missing indexes recommended by the query optimizer. What should you do?

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

2. You are the lead database administrator (DBA) of a Microsoft SQL Server 2012 environment. All DBAs are members of the DOMAIN\JrDBAs Active Directory group. You grant DOMAIN\JrDBAs access to the SQL Server. You need to create a server role named SpecialDBARole that can perform the following functions:
View all databases.
View the server state.
Assign GRANT, DENY, and REVOKE permissions on logins.
You need to add DOMAIN\JrDBAs to the server role. You also need to provide the least level of privileges necessary. Which SQL statement or statements should you use? Choose all that apply.

A) ALTER SERVER ROLE [SpecialDBARole] ADD MEMBER [DOMAIN\JrDBAs];
B) CREATE SERVER ROLE [SpecialDBARole] AUTHORIZATION serveradmin;
C) CREATE SERVER ROLE [SpecialDBARole] AUTHORIZATION setupadmin;
D) CREATE SERVER ROLE [SpecialDBARole] AUTHORIZATION securityadmin;
E) GRANT VIEW DEFINITION TO [SpecialDBARole];
F) GRANT VIEW SERVER STATE, VIEW ANY DATABASE TO [SpecialDBARole];

3. You administer a Microsoft SQL Server 2012 database. You need to ensure that the size of the transaction log file does not exceed 2 GB. What should you do?

A) In SQL Server Management Studio, right-click the instance and select Database Settings. Set the maximum size of the file for the transaction log.
B) Execute sp_configure 'max log size', 2G.
C) use the ALTER DATABASE...SET LOGFILE command along with the maxsize parameter.
D) in SQL Server Management Studio, right-click the database, select Properties, and then click Files. Open the Transaction log Autogrowth window and set the maximum size of the file.

4. You use a Microsoft SQL Server 2012 database that contains a table named BlogEntry that has the following columns:

Id is the Primary Key.
You need to append the "This is in a draft stage" string to the Summary column of the recent 10 entries
based on the values in EntryDateTime. Which Transact-SQL statement should you use?

A) UPDATE BlogEntry SET Summary = CAST(N' This is in a draft stage' as nvarchar(max)) WHERE Id IN(SELECT TOP(10) Id FROM BlogEntry ORDER BY EntryDateTime DESC)
B) UPDATE TOP(10) BlogEntry SET Summary.WRITE(N' This is in a draft stage', NULL, 0)
C) UPDATE BlogEntry SET Summary.WRITE(N' This is in a draft stage', NULL, 0) FROM ( SELECT TOP(10) Id FROM BlogEntry ORDER BY EntryDateTime DESC) AS s WHERE BlogEntry.Id = s.ID
D) --this option was diferent im my exam UPDATE BlogEntry SET Summary.WRITE(N' This is in a draft stage', 0, 0) WHERE Id IN(SELECT TOP(10) Id FROM BlogEntry ORDER BY EntryDateTime DESC)

5. You develop a database application for a university. You need to create a view that will be indexed that
meets the following requirements:
Displays the details of only students from Canada.
Allows insertion of details of only students from Canada.
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:

Solutions: