70-461 Exam
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Q11. 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
Q12. 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
Q13. Your application contains a stored procedure for each country. Each stored procedure accepts an employee identification number through the @EmpID parameter.
You plan to build a single process for each employee that will execute the stored procedure based on the country of residence.
Which approach should you use?
A. A recursive stored procedure
B. Trigger
C. An UPDATE statement that includes CASE
D. Cursor
E. The foreach SQLCLR statement
Answer: D
Q14. Your database contains two tables named DomesticSalesOrders and InternationalSalesOrders. Both tables contain more than 100 million rows. Each table has a Primary Key column named SalesOrderId. The data in the two tables is distinct from one another.
Business users want a report that includes aggregate information about the total number of global sales and total sales amounts.
You need to ensure that your query executes in the minimum possible time.
Which query should you use?
A. SELECT COUNT(*) AS NumberOfSales, SUM(SalesAmount) AS TotalSalesAmount FROM ( SELECT SalesOrderId, SalesAmount FROM DomesticSalesOrders UNION ALL SELECT SalesOrderId, SalesAmount FROM InternationalSalesOrders ) AS p
B. SELECT COUNT(*) AS NumberOfSales, SUM(SalesAmount) AS TotalSalesAmount FROM ( SELECT SalesOrderId, SalesAmount FROM DomesticSalesOrders UNION SELECT SalesOrderId, SalesAmount FROM InternationalSalesOrders ) AS p
C. SELECT COUNT(*) AS NumberOfSales, SUM(SalesAmount) AS TotalSalesAmount FROM DomesticSalesOrders UNION SELECT COUNT(*) AS NumberOfSales, SUM(SalesAmount) AS TotalSalesAmount FROM InternationalSalesOrders
D. SELECT COUNT(*) AS NumberOfSales, SUM(SalesAmount) AS TotalSalesAmount FROM DomesticSalesOrders UNION ALL SELECT COUNT(*) AS NumberOfSales, SUM(SalesAmount) AS TotalSalesAmount FROM InternationalSalesOrders
Answer: A
Q15. DRAG DROP
You use a Microsoft SQL Server 2012 database.
You need to create an indexed view within the database for a report that displays Customer Name and the total revenue for that customer.
Which four T-SQL statements should you use? (To answer, move the appropriate SQL statements from the list of statements to the answer area and arrange them in the correct order.)
Answer:
Q16. A table named Profits stores the total profit made each year within a territory. The Profits table has columns named Territory, Year, and Profit. You need to create a report that displays the profits made by each territory for each year and its preceding year. Which Transact-SQL query should you use?
A. SELECT Territory, Year, Profit, LAG(Profit, 1, 0) OVER(PARTITION BY Year ORDER BY Territory) AS NextProfit FROM Profits
B. SELECT Territory, Year, Profit, LAG(Profit, 1, 0) OVER(PARTITION BY Territory ORDER BY Year) AS NextProfit FROM Profits
C. SELECT Territory, Year, Profit, LEAD(Profit, 1, 0) OVER(PARTITION BY Territory ORDER BY Year) AS NextProfit FROM Profits
D. SELECT Territory, Year, Profit, LEAD(Profit, 1, 0) OVER(PARTITION BY Year ORDER BY Territory) AS NextProfit FROM Profits
Answer: B
Q17. You create a view based on the following statement:
You grant the Select permission to User1.
You need to change the view so that it displays only the records that were processed in the month prior to the current month. You need to ensure that after the changes, the view functions correctly for User1.
Which Transact-SQL statement should you use?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: C
Q18. CORRECT TEXT
You have a database named Sales that contains the tables as shown in the exhibit. (Click
the Exhibit button.)
You need to create a query that meets the following requirements:
References columns by using one-part names only.
Groups aggregates by SalesTerritorylD, and then by ProductlD.
Orders the results in descending order by SalesTerritorylD and then by ProductlD.
Part of the correct T-SQL statement has been provided in the answer area. Provide the complete code.
Answer:
Q19. CORRECT TEXT
You have a view that was created by using the following code:
You need to create an inline table-valued function named Sales.fn_OrdersByTerritory. Sales.fn_OrdersByTerritory must meet the following requirements:
. Use one-part names to reference columns.
. Return the columns in the same order as the order used in OrdersByTerritoryView.
Part of the correct T-SQL statement has been provided in the answer area. Provide the complete code.
Answer:
Q20. CORRECT TEXT
You have an XML schema collection named Sales.InvoiceSchema. You need to declare a variable of the XML type named XML1. The solution must ensure that XML1 is validated by using Sales.InvoiceSchema.
Which code segment should you use?
To answer, type the correct code in the answer area.
Answer:
DECLARE @XML1 XML(Sales.InvoiceSchema)