23 02 2016

2016 Feburary NEW 70-464 Exam Questions RELEASED Today!

Exam Code: 70-464
Exam Name: Developing Microsoft SQL Server 2012 Databases
Certification Provider: Microsoft
Corresponding Certifications: MCSE, MCSE: Data Platform

2016 NEW 70-464 Exam Topics:

1.Implement database objects
2.Implement programming objects
3.Design database objects
4.Optimize and troubleshoot queries

ATTENTION: 2016 NEW ADDED 70-464 Exam Questions are the most IMPORTANT!

QUESTION 181
You administer an instance of SQL Server 2014.
You are tasked with tuning a common set of queries.
You have the results of several test executions, along with query plans.
The schema and the data for all database object(s) used remain unchanged between executions. The QueryTime column is defined as a computed column that uses the GETDATE() system function.
The query plans and results are shown below:
You need to make an initial diagnosis of the situation, based solely on this input.
Which two statements can you make about the performance characteristics of this query? (Each correct answer presents a complete solution. Choose two.)
 
 

A.    The queries would perform better if the index named AccountNumber included the Name and
Query Time column.
B.    The queries would perform worse if the index named AccountNumber included the
NameColumn.
C.    The queries would perform better if the index named AccountNumber included the
Name column.
D.    The object Account is a table, with an index having a leading column of AccountNumber and
a Clustered Index named PKAccount.
E.    The object Account is an indexed view, with an index having a leading column of
AccountNumber and a Clustered Index named PKAccount.
F.    The object Account is a view, joining the Account-AccountNumber and Account.PKAccount
objects together.

Answer: BD

QUESTION 182
The database contains a disk-based table named ContentTable that has 1 million rows and a column named Fax. Fax allows null values.
You need to update Fax to meet the following requirements:
– Prevent null values from being used.
– Always use an empty string instead of a null value.
Which statement or statements should you execute? (Each correct answer presents part of the solution. Choose all that apply.)
 

A.    Option A
B.    Option B
C.    Option C
D.    Option D
E.    Option E

Answer: ABE
Explanation:
E: First change the NULLs to ‘ ‘.
A: Then set the default to the column to ‘ ‘.
B: Finally add the NOT NULL constraint to the column.

QUESTION 183
You have a database that uses the following management views:
– Sys.dm_os_volume_stats
– Sys.dm_db_partition_stats
– Sys.dm_db_file_space_usage
– Sys.fulltext_indexes
You plan to migrate the database to Microsoft SQL Azure.
You need to identify which view can be used in SQL Azure.
Which view should you identify?

A.    sys.dm_db_file_space_usage
B.    sys.dm_os_volume_stats
C.    sys.fulltext_indexes
D.    sys.dm_db_partition_stats

Answer: D

QUESTION 184
Drag and Drop Question
You have a SQL Server 2014 database.
You plan to create a stored procedure that will retrieve the following information:
– The XML content of the query plans that is stored in memory
– The number of times each query plan is used
You need to identify which dynamic management objects must be used to retrieve the required information for the stored procedure.
Which dynamic management objects should you identify? To answer, drag the appropriate dynamic management object to the correct requirement in the answer area.
 
Answer:
 

QUESTION 185
Drag and Drop Question
You administer a SQL Server 2014 instance.
You have been assigned to determine the cause of frequent long-running transactions that have been tracked to the dbo.Account table, where there are many cases of blocking and deadlocks. The dbo.Account table contains more than one million rows.
Users and processes frequently search for and update data by using the AccountId column, and less frequently the AccountNumber and GovernmentId columns, all of which contain only unique values. Users frequently get lists of AccountNumber values by searching on Last Name and then First Name.
You need to modify the structure of the dbo.Account table to alleviate the issues.
How should you complete the table definition to reduce contention on the table structure? To answer, drag the appropriate code snippets to the correct locations in the CREATE TABLE statement. Each code snippet may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.
 
Answer:
 

QUESTION 186
Drag and Drop Question
You create a disk-based table that contains the following script:
 
You need to prevent duplicate values in the SKU field.
Which five code segments should you use? To answer, move the appropriate code segments from the list of code segments to the answer area and arrange them in the correct order.
 
Answer:
 

QUESTION 187
You have a SQL Server 2012 instance.
You plan to create an application that uses spatial data.
You need to create an object that will support the representation of the surface area of all the oceans.
Which code segment should you use?
 

A.    Option A
B.    Option B
C.    Option C
D.    Option D

Answer: B

QUESTION 188
You have a Microsoft SQL Azure database that contains a table named Customers.
You have a table-valued function named TopCustomers that returns a list of all the customers that have purchased items during the last 12 months.
The ID of the customer is passed as an argument to the TopCustomers function.
You need to create a query that returns a list of all the Customer names and the purchase dates. The solution must return only customers that have purchased an item during the last 12 months.
What should you add to the query?

A.    CROSS JOIN
B.    OUTER APPLY
C.    OUTER JOIN
D.    CROSS APPLY

Answer: D

QUESTION 189
You have a SQL Server 2012 database named Database1.
Database1 has a table named Customers.
Customers contains more than 1 million rows.
The database has a stored procedure that was created by using the following script:
You need to ensure that up_customers returns rows when the following statement is executed:
EXECUTEup_customers’1,2,3,4,5′;
What should you do?
 

A.    Update @CustcmerTypelist to use the int data type.
B.    Convert @customerTypeList to a table variable.
C.    Convert @CustomerTypeList to an XML variable.
D.    Update @CustomerTypeList to use the XML data type.

Answer: B

QUESTION 190
You use SQL Azure to store data used by an e-commerce application.
You develop a stored procedure named sp1.
Sp1 is used to read the price of all the products sold on the e-commerce site.
You need to ensure that other transactions are blocked from updating product data while sp1 is executing.
Which transaction isolation level should you use in sp1?

A.    Repeatable read
B.    Read committed
C.    Serializable
D.    Snapshot

Answer: C

QUESTION 191
Drag and Drop Question
You plan to create a custom aggregation function named Median.
You plan to deploy Median to a SQL Server 2014 server named Server1.
You need to ensure that Median can access a web service named WebApp1.
The solution must minimize the number of changes made to the database.
You create a Microsoft .NET Framework class that contains the definition of Median.
You upload a certificate to Server1.
What three tasks should you perform next? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.
 
Answer:
 

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