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Q31. 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
Answer: D
Q32. You use a Microsoft SQL Server 2012 database.
You want to create a table to store Microsoft Word documents.
You need to ensure that the documents must only be accessible via Transact-SQL queries.
Which Transact-SQL statement should you use?
A. CREATE TABLE DocumentStore ( [Id] INT NOT NULL PRIMARY KEY, [Document] VARBINARY(MAX) NULL ) GO
B. CREATE TABLE DocumentStore ( [Id] hierarchyid, [Document] NVARCHAR NOT NULL ) GO
C. CREATE TABLE DocumentStore AS FileTable
D. CREATE TABLE DocumentStore ( [Id] [uniqueidentifier] ROWGUIDCOL NOT NULL UNIQUE, [Document] VARBINARY(MAX) FILESTREAM NULL ) GO
Answer: A
Q33. CORRECT TEXT
You have a database that contains the tables as shown in the exhibit. (Click the Exhibit button.)
You need to create a query that returns a list of products from Sales.ProductCatalog. The solution must meet the following requirements:
UnitPrice must be returned in descending order.
The query must use two-part names to reference the table.
The query must use the RANK function to calculate the results.
The query must return the ranking of rows in a column named PriceRank.
The list must display the columns in the order that they are defined in the table.
PriceRank must appear last.
Which code segment should you use?
To answer, type the correct code in the answer area.
Answer:
Q34. You develop a Microsoft SQL Server 2012 database that contains a heap named OrdersHistoncal.
You write the following Transact-SQL query:
. INSERT INTO OrdersHistorical
. SELECT * FROM CompletedOrders
You need to optimize transaction logging and locking for the statement. Which table hint should you use?
A. HOLDLOCK
B. ROWLOCK
C. XLOCK
D. UPDLOCK
E. TABLOCK
Answer: E
Q35. CORRECT TEXT
You have an XML schema collection named Sales.InvoiceSchema.
You need to declare a variable of the XML type named invoice. The solution must ensure
that the invoice is validated by using Sales.InvoiceSchema.
Provide the correct code in the answer area.
Answer:
DECLARE @invoice XML(Sales.InvoiceSchema)
Q36. CORRECT TEXT
You have a database named Sales that contains the tables shown in the exhibit. (Click the Exhibit button).
You need to create a query for a report. The query must meet the following requirements:
NOT use object delimiters.
Use the first initial of the table as an alias.
Return the most recent order date for each customer.
Retrieve the last name of the person who placed the order.
The solution must support the ANSI SQL-99 standard.
Part of the correct T-SQL statement has been provided in the answer area. Provide the complete code.
Answer:
78. You are developing a database application by using Microsoft SQL Server 2012.
An application that uses a database begins to run slowly.
You discover that the root cause is a query against a frequently updated table that has a clustered index. The query returns four columns: three columns in its WHERE clause contained in a non-clustered index and one additional column.
You need to optimize the statement.
What should you do?
A. Add a HASH hint lo the query.
B. Add a LOOP hint to the query.
C. Add a FORCESEEK hint to the query.
D. Add an INCLUDE clause to the index.
E. Add a FORCESCAN hint to the Attach query.
F. Add a FORCESCAN hint to the Attach query.
G. Add a columnstore index to cover the query.
H. Enable the optimize for ad hoc workloads option.
I. Cover the unique clustered index with a columnstore index. Include a SET FORCEPLAN ON statement before you run the query.
J. Include a SET STATISTICS PROFILE ON statement before you run the query.
K. Include a SET STATISTICS SHOWPLAN.XML ON statement before you run the query.
L. Include a SET TRANSACTION ISOLATION LEVEL REPEATABLE READ statement before you run the query.
M. Include a SET TRANSACTION ISOLATION LEVEL SNAPSHOT statement before you run the query.
N. Include a SET TRANSACTION ISOLATION LEVEL SERIALIZABLE statement before you run the query.
Answer: C
Q37. You are a database developer at an independent software vendor. You create stored
procedures that contain proprietary code.
You need to protect the code from being viewed by your customers.
Which stored procedure option should you use?
A. ENCRYPTBYKEY
B. ENCRYPTION
C. ENCRYPTBYPASSPHRASE
D. ENCRYPTBYCERT
Answer: B
Q38. You administer a Microsoft SQL Server 2012 database that includes a table named Products. The Products table has columns named Productld, ProductName, and CreatedDateTime.
The table contains a unique constraint on the combination of ProductName and CreatedDateTime.
You need to modify the Products table to meet the following requirements:
. Remove all duplicates of the Products table based on the ProductName column. . Retain only the newest Products row.
Which Transact-SQL query should you use?
A. WITH CTEDupRecords AS ( SELECT MAX(CreatedDateTime) AS CreatedDateTime, ProductName FROM Products GROUP BY ProductName HAVING COUNT(*) > 1 ) DELETE p FROM Products p JOIN CTEDupRecords cte ON B. ProductName = cte.ProductName AND p.CreatedDateTime > cte.CreatedDateTime
C. WITH CTEDupRecords AS ( SELECT MAX(CreatedDateTime) AS CreatedDateTime, ProductName FROM Products GROUP BY ProductName HAVING COUNT(*) > 1 ) DELETE p FROM Products p JOIN CTEDupRecords cte ON cte.ProductName = p.ProductName AND cte.CreatedDateTime > p.CreatedDateTime
D. WITH CTEDupRecords AS ( SELECT MIN(CreatedDateTime) AS CreatedDateTime, ProductName FROM Products GROUP BY ProductName ) DELETE p FROM Products p JOIN CTEDupRecords cte ON
E. ProductName = cte.ProductName
F. WITH CTEDupRecords AS ( SELECT MAX(CreatedDateTime) AS CreatedDateTime, ProductName FROM Products GROUP BY ProductName HAVING COUNT(*) > 1 ) DELETE p FROM Products p JOIN CTEDupRecords cte ON
G. ProductName = cte.ProductName
Answer: B
Q39. 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 on the view.
D. Create an AFTER UPDATE trigger on the view.
Answer: B
Q40. You develop a Microsoft SQL Server 2012 database. You need to create a batch process that meets the following requirements:
. Status information must be logged to a status table.
. If the status table does not exist at the beginning of the batch, it must be created.
Which object should you use?
A. Scalar user-defined function
B. Inline user-defined function
C. Table-valued user-defined function
D. Stored procedure
Answer: D