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Microsoft SQL Server 2012 70-459덤프공부

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NO.1 You execute usp_TestSpeakers.
You discover that usp_SelectSpeakersByName uses inefficient execution plans.
You need to update usp_SelectSpeakersByName to ensure that the most efficient execution plan is
used.
What should you add at line 30 of Procedures.sql?
A. OPTION (FCRCESCAN)
B. OPTION (OPTIMIZE FOR UNKNOWN)
C. OPTION (OPTIMIZE FOR (@LastName = 'Anderson'))
D. OPTION (FORCESEEK)
Answer: B

NO.2 You execute the following code.
You need to reduce the amount of time it takes to execute the query. What should you do?
A. Change SUBSTRING(JobTitle,1, 1) = 'C' to JobTitle LIKE `C%'.
B. Partition the table and use the JobTitle column for the partition scheme.
C. Replace IX_Employees with a clustered index.
D. Change SUBSTRING (JobTitle, 1, 1) = 'C' to LEFT(JobTitle ,1) = 'C'.
Answer: A

NO.3 You are evaluating the table design.
You need to recommend a change to Tables.sql that reduces the amount of time it takes
for usp_AttendeesReport to execute.
What should you add at line 14 of Tables.sql?
A. FullName nvarchar(100) NOT NULL CONSTRAINT DF_FuIlName DEFAULT (dbo.CreateFullName
(FirstName, LastName)),
B. FullName AS (FirstName +' '+ LastName),
C. FullName nvarchar(100) NOT NULL DEFAULT (dbo.CreateFullName (FirstName, LastName)).
D. FullName AS (FirstName +' '+ LastName) PERSISTED,
Answer: D

NO.4 You need to recommend a solution to meet the security requirements of the junior database
administrators.
What should you include in the recommendation?
A. a shared login
B. a database role
C. a credential
D. a server role
Answer: D

NO.5 You use SQL Server 2012 to maintain the data used by the applications at your company.
You plan to create a table named Table1 by using the following statement. (Line numbers are
included for reference only.)
You need to ensure that Table1 contains a column named UserName.
The UserName column will:
- Store string values in any language.
- Accept a maximum of 200 characters.
- Be case-sensitive and accent-sensitive.
Which code segment should you add at line 03?
A. UserName nvarchar(200) COLLATE Latin1_General_CI_AI NOT NULL,
B. UserName varchar(200) COLLATE Latin1_GeneraI_CI_AI NOT NULL,
C. UserName nvarchar(200) COLLATE Latin1_General_CS_AS NOT NULL,
D. UserName varchar(200) COLLATE Latin1_General_CS_AS NOT NULL,
E. UserName nvarchar(200) COLLATE Latin1_General_CI_AS NOT NULL,
F. UserName varchar(200) COLLATE Latin1_General_CI_AS NOT NULL,
Answer: C

NO.6 You plan to design an application that temporarily stores data in a SQL Azure database.
You need to identify which types of database objects can be used to store data for the application.
The solution must ensure that the application can make changes to the schema of a temporary object
during a session.
Which type of objects should you identify?
A. Common table expressions (CTEs)
B. Temporary tables
C. Table variables
D. Temporary stored procedures
Answer: B

NO.7 You need to monitor the health of your tables and indexes in order to implement the required
index maintenance strategy.
What should you do?
A. Query system DMVs to monitor avg_chain_length and max_chain_length. Create alerts to notify
you when these values converge.
B. Create a SQL Agent alert when the File Table: Avg time per file I/O request value is increasing.
C. Query system DMVs to monitor total_bucket_count. Create alerts to notify you when this value
increases.
D. Query system DMVs to monitor total_bucket_count. Create alerts to notify you when this value
decreases.
Answer: A

NO.8 You have two SQL Server instances named SQLDev and SQLProd that have access to various
storage media.
You plan to synchronize SQLDev and SQLProd.
You need to recommend a solution that meets the following requirements:
- The database schemas must be synchronized from SQLDev to SQLProd. - The database on SQLDe
v must be deployed to SQLProd by using a package. - The package must support being deployed to
SQL Azure.
What should you recommend?
More than one answer choice may achieve the goal. Select the BEST answer.
A. a database snapshot
B. change data capture
C. a data-tier application
D. SQL Server Integration Services (SSIS)
E. SQL Data Sync
Answer: D

Posted 2014/12/15 11:19:13  |  Category: Microsoft  |  Tag: 70-459덤프공부