70-461 過去問無料 - 70-461 日本語対策

 

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70-461試験番号:70-461 日本語版トレーリング
試験科目:「Querying Microsoft SQL Server 2012/2014」
最近更新時間:2017-07-13
問題と解答:165

>> 70-461 日本語版トレーリング

 

NO.1 You use Microsoft SQL Server 2012 to develop a database application.
You create a stored procedure named DeleteJobCandidate.
You need to ensure that if DeleteJobCandidate encounters an error, the execution of the stored
procedure reports the error number.
Which Transact-SQL statement should you use?
A. EXEC DeleteJobCandidate
IF (ERROR_STATE() != 0)
PRINT N'Error = ' + CAST(@@ERROR AS NVARCHAR(8)) + N', Rows Deleted = ' +
CAST(@@ROWCOUNT AS NVARCHAR(8));
GO
B. DECLARE @ErrorVar INT;
DECLARE @RowCountVar INT;
EXEC DeleteJobCandidate
SELECT @ErrorVar = ERROR_STATE(),
@RowCountVar = @@ROWCOUNT;
IF (@ErrorVar <> 0)
PRINT N'Error = ' + CAST(ERROR_STATE() AS NVARCHAR(8)) + N', Rows Deleted = ' +
CAST(@RowCountVar AS NVARCHAR(8));
GO
C. DECLARE @ErrorVar INT;
DECLARE @RowCountVar INT;
EXEC DeleteJobCandidate
SELECT @ErrorVar = @@ERROR,
@RowCountVar = @@ROWCOUNT;
IF (@ErrorVar <> 0)
PRINT N'Error = ' + CAST(@@ErrorVar AS NVARCHAR(8)) + N', Rows Deleted = ' +
CAST(@RowCountVar AS NVARCHAR(8));
GO
D. EXEC DeleteJobCandidate
PRINT N'Error = ' + CAST(@@ERROR AS NVARCHAR(8)) + N', Rows Deleted = ' +
CAST(@@ROWCOUNT AS NVARCHAR(8));
GO
Answer: C

70-461 過去問   
Reference: http://msdn.microsoft.com/en-us/library/ms190193.aspx
Reference: http://msdn.microsoft.com/en-us/library/ms188790.aspx

NO.2 DRAG DROP
You have a SQL Server database named CUSTOMERS.
You need to sign a stored procedure named SelectCustomers in the CUSTOMERS database.
Which four statements should you execute in sequence? To answer, move the appropriate
statements from the list of statements to the answer area and arrange them in the correct order.
Answer:
Explanation:
There are four steps involved in signing a module:
References:https://msdn.microsoft.com/en-us/library/bb669102(v=vs.110).aspx

NO.3 You develop a Microsoft SQL Server 2012 database. The database is used by two web
applications that access a table named Products.
You want to create an object that will prevent the applications from accessing the table directly while
still providing access to the required data.
You need to ensure that the following requirements are met:
* Future modifications to the table definition will not affect the applications' ability to access data.
* The new object can accommodate data retrieval and data modification.
You need to achieve this goal by using the minimum amount of changes to the existing applications.
What should you create for each application?
A. table partitions
B. views
C. stored procedures
D. table-valued functions
Answer: B

70-461 受験料   

NO.4 You are a database developer for an application hosted on a Microsoft SQL Server 2012
server.
The database contains two tables that have the following definitions:
Global customers place orders from several countries.
You need to view the country from which each customer has placed the most orders.
Which Transact-SQL query do you use?
A. SELECT c.CustomerID, c.CustomerName, o.ShippingCountry
FROM
(SELECT c.CustomerID, c.CustomerName, o.ShippingCountry,
RANK() OVER (PARTITION BY CustomerID
ORDER BY COUNT(o.OrderAmount) ASC) AS Rnk
FROM Customer c
INNER JOIN Orders o
ON c.CustomerID = o.CustomerID
GROUP BY c.CustomerID, c.CustomerName, o.ShippingCountry) cs
WHERE Rnk = 1
B. SELECT c.CustomerID, c.CustomerName, o.ShippingCountry
FROM Customer c
INNER JOIN
(SELECT CustomerID, ShippingCountry,
RANK() OVER (PARTITION BY CustomerID
ORDER BY OrderAmount DESC) AS Rnk
FROM Orders
GROUP BY CustomerID, ShippingCountry) AS o
ON c.CustomerID = o.CustomerID
WHERE o.Rnk = 1
C. SELECT c.CustomerID, c.CustomerName, o.ShippingCountry
FROM Customer c
INNER JOIN
(SELECT CustomerID, ShippingCountry,
RANK() OVER (PARTITION BY CustomerID
ORDER BY COUNT(OrderAmount) DESC) AS Rnk
FROM Orders
GROUP BY CustomerID, ShippingCountry) AS o
ON c.CustomerID = o.CustomerID
WHERE o.Rnk = 1
D. SELECT c.CustomerID, c.CustomerName, o.ShippingCountry
FROM Customer c
INNER JOIN
(SELECT CustomerID, ShippingCountry,
COUNT(OrderAmount) DESC) AS OrderAmount
FROM Orders
GROUP BY CustomerID, ShippingCountry) AS o
ON c.CustomerID = o.CustomerID
ORDER BY OrderAmount DESC
Answer: C

70-461 研修   

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