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 eitherthe 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
Explanation:
Verified answer as correct.
Reference: http://msdn.microsoft.com/en-us/library/bb510663.aspx
Reference: http://msdn.microsoft.com/en-us/library/ms186329.aspx
Te right answer is D. https://msdn.microsoft.com/en-us/library/ms187326.aspx
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D
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Is B correct answer as well?
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I figured this out — even other fields e.g. ‘Name’ updated this will evaluate to true anyway.
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QUESTION 1
You develop a Microsoft SQL Server 2012 server database that supports an application. The application
contains a table that has the following definition:
CREATE TABLE Inventory
(ItemID int NOT NULL PRIMARY KEY,
ItemsInStore int NOT NULL,
ItemsInWarehouse int NOT NULL)
You need to create a computed column that returns the sum total of the ItemsInStore and
ItemsInWarehouse values for each row.
Which Transact-SQL statement should you use?
A. ALTER TABLE Inventory
ADD TotalItems AS ItemsInStore + ItemsInWarehouse
B. ALTER TABLE Inventory
ADD ItemsInStore – ItemsInWarehouse = TotalItemss
C. ALTER TABLE Inventory
ADD TotalItems = ItemsInStore + ItemsInWarehouse
D. ALTER TABLE Inventory
ADD TotalItems AS SUM(ItemsInStore, ItemslnWarehouse);
Correct Answer: A
Explanation
Explanation/Reference:
Explanation:
QUESTION 2
You develop a database for a travel application. You need to design tables and other database objects.
You create the Airline_Schedules table.
You need to store the departure and arrival dates and times of flights along with time zone information.
What should you do?
A. Use the CAST function.
B. Use the DATE data type.
C. Use the FORMAT function.
D. Use an appropriate collation.
E. Use a user-defined table type.
F. Use the VARBINARY data type.
G. Use the DATETIME data type.
H. Use the DATETIME2 data type.
I. Use the DATETIMEOFFSET data type.
J. Use the TODATETIMEOFFSET function.
Correct Answer: I
Explanation
Explanation/Reference:
Explanation:
https://www.pass4itsure.com/70-461.html
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