Latest MCSE 70-461 Real Exam Download 6-10

Ensurepass

QUESTION 6

You develop a Microsoft SQL Server 2012 database that contains a table named Customers. The Customers table has the following definition:

 

You need to create an audit record only when either the MobileNumber or HomeNumber column is updated. Which Transact-SQL query should you use?

 

A. CREATE TRIGGER TrgPhoneNumberChange

ON Customers FOR UPDATE

AS

IF COLUMNS_UPDATED (HomeNumber, MobileNumber)

– – Create Audit Records

B. CREATE TRIGGER TrgPhoneNumberChange

ON Customers FOR UPDATE

AS

IF EXISTS( SELECT HomeNumber FROM inserted) OR

EXISTS (SELECT MobileNumber FROM inserted)

– – Create Audit Records

C. CREATE TRIGGER TrgPhoneNumberChange

ON Customers FOR UPDATE

AS

IF COLUMNS_CHANGED (HomeNumber, MobileNumber)

– – Create Audit Records

D. CREATE TRIGGER TrgPhoneNumberChange

ON Customers FOR UPDATE

AS

IF UPDATE (HomeNumber) OR UPDATE (MobileNumber)

– – Create Audit Records

 

Correct Answer: D

 

 

QUESTION 7

You develop a Microsoft SQL Server 2012 database that has two tables named SavingAccounts and LoanAccounts. Both tables have a column named AccountNumber of the nvarchar data type. You use a third table named Transactions that has columns named TransactionId AccountNumber, Amount, and TransactionDate. You need to ensure that when multiple records are inserted in the Transactions table, only the records that have a valid AccountNumber in the SavingAccounts or LoanAccounts are inserted. Which Transact-SQL statement should you use?

 

A. CREATE TRIGGER TrgValidateAccountNumber

ON Transactions

INSTEAD OF INSERT

AS

BEGIN

INSERT INTO Transactions

SELECT TransactionID,AccountNumber,Amount,TransactionDate FROM inserted

WHERE AccountNumber IN

(SELECT AccountNumber FROM LoanAccounts

UNION SELECT AccountNumber FROM SavingAccounts))

END

B. CREATE TRIGGER TrgValidateAccountNumber

ON Transactions

FOR INSERT

AS

BEGIN

INSERT INTO Transactions

SELECT TransactionID,AccountNumber,Amount,TransactionDate FROM inserted

WHERE AccountNumber IN

(SELECT AccountNumber FROM LoanAccounts

UNION SELECT AccountNumber FROM SavingAccounts))

END

C. CREATE TRIGGER TrgValidateAccountNumber

ON Transactions

INSTEAD OF INSERT

AS

BEGIN

IF EXISTS (

SELECT AccountNumber FROM inserted EXCEPT


(SELECT AccountNumber FROM LoanAccounts

UNION SELECT AccountNumber FROM SavingAccounts))

BEGIN

ROLLBACK TRAN

END

END

D. CREATE TRIGGER TrgValidateAccountNumber

ON Transactions

FOR INSERT

AS

BEGIN

IF EXISTS (

SELECT AccountNumber FROM inserted EXCEPT

(SELECT AccountNumber FROM LoanAccounts

UNION SELECT AccountNumber FROM SavingAccounts))

BEGIN

ROLLBACK TRAN

END

END

 

Correct Answer: A

 

 

QUESTION 8

clip_image003You develop a Microsoft SQL Server 2012 database. You create a view

that performs the following tasks: Joins 8 tables that contain up to

500,000 records each.Performs aggregations on 5 fields.

The view is frequently used in several reports. You need to improve the performance of the reports. What should you do?

 

A. Convert the view into a table-valued function.
B. Convert the view into a Common Table Expression (CTE).
C. Convert the view into an indexed view.
D. Convert the view into a stored procedure and retrieve the result from the stored procedure into a temporary table.

 

Correct Answer: C

 

 

QUESTION 9

You are a database developer of a Microsoft SQL Server 2012 database. The database contains a table named Customers that has the following definition:

 

You need to ensure that the CustomerId column in the Orders table contains only values that exist in the

CustomerId column of the Customer table. Which Transact-SQL statement should you use?

 

A. ALTER TABLE Orders

ADD CONSTRAINT FX_Orders_CustomerID FOREIGN KEY (CustomerId) REFERENCES

Customer (CustomerId)

B. ALTER TABLE Customer


ADD CONSTRAINT FK_Customer_CustomerID FOREIGN KEY {CustomerID) REFERENCES Orders (CustomerId)

C. ALTER TABLE Orders

ADD CONSTRAINT CK_Crders_CustomerID

CHECK (CustomerId IN (SELECT CustomerId FROM Customer))

D. ALTER TABLE Customer

ADD OrderId INT NOT NULL;

 

ALTER TABLE Customer

ADD CONSTRAINT FK_Customer_OrderID FOREIGN KEY (CrderlD) REFERENCES Orders

(CrderlD);

E. ALTER TABLE Orders

ADD CONSTRAINT PK Orders CustomerId PRIMARY KEY (CustomerID)

 

Correct Answer: A

 

 

QUESTION 10

You have three tables that contain data for dentists, psychiatrists, and physicians. You create a view that is used to look up their email addresses and phone numbers. The view has the following definition:

 

You need to ensure that users can update only the phone numbers and email addresses by using this view. What should you do?

A. Alter the view. Use the EXPAND VIEWS query hint along with each SELECT statement.
B. Create an INSTEAD OF UPDATE trigger on the view.
C. Drop the view. Re-create the view by using the SCHEMABINDING clause, and then create an index onthe view.
D. Create an AFTER UPDATE trigger on the view.

 

Correct Answer: B

Download Latest 70-461 Real Free Tests , help you to pass exam 100%.

 

Leave a Reply

This site uses Akismet to reduce spam. Learn how your comment data is processed.