Microsoft 70-461 ExamQuerying Microsoft SQL Server 2012

Total Question: 165 Last Updated: October 16,2017
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Examples of sql server 70 461

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Q41. 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:


Q42. You are developing a database that will contain price information. 

You need to store the prices that include a fixed precision and a scale of six digits. 

Which data type should you use? 

A. Float 

B. Money 

C. Smallmoney 

D. Decimal 

Answer:

Explanation: 

Decimal is the only one in the list that can give a fixed precision and scale. Reference: http://msdn.microsoft.com/en-us/library/ms187746.aspx 


Q43. You develop a Microsoft SQL Server 2012 database that contains a table named Products. The Products table has the following definition: 

You need to create an audit record only when either the RetailPrice or WholeSalePrice column is updated. 

Which Transact-SQL query should you use? 

A. CREATE TRIGGER TrgPriceChange ON Products FOR UPDATE AS IF CCLUMNS_CHANGED(RetailPrice, WholesalePrice) - - Create Audit Records 

B. CREATE TRIGGER TrgPriceChange ON Products FOR UPDATE AS IF EXISTS(SELECT RetailPrice from inserted) OR EXISTS (SELECT WholeSalePnce FROM inserted) - - Create Audit Records 

C. CREATE TRIGGER TrgPriceChange ON Products FOR UPDATE AS IF COLUMNS_UPDATED(RetailPrice, WholesalePrice) - - Create Audit Records 

D. CREATE TRIGGER TrgPriceChange ON Products FOR UPDATE AS IF UPDATE(RetailPrice) OR UPDATE(WholeSalePrice) - - Create Audit Records 

Answer:


Q44. You administer a database that includes a table named Customers that contains more than 750 rows. You create a new column named PartitionNumber of the int type in the table. 

You need to assign a PartitionNumber for each record in the Customers table.You also need to ensure that the PartitionNumber satisfies the following conditions: 

. Always starts with 1. 

. Starts again from 1 after it reaches 100. 

Which Transact-SQL statement should you use? 

A. CREATE SEQUENCE CustomerSequence AS int START WITH 0 INCREMENT BY 1 MINVALUE 1 MAXVALUE 100 UPDATE Customers SET PartitionNumber = NEXT VALUE FOR CustomerSequence DROP SEQUENCE CustomerSequence 

B. CREATE SEQUENCE CustomerSequence AS int START WITH 1 INCREMENT BY 1 MINVALUE 1 MAXVALUE 100 CYCLE UPDATE Customers SET PartitionNumber = NEXT VALUE FOR CustomerSequence DROP SEQUENCE CustomerSequence 

C. CREATE SEQUENCE CustomerSequence AS int START WITH 1 INCREMENT BY 1 MINVALUE 1 MAXVALUE 100 UPDATE Customers SET PartitionNumber = NEXT VALUE FOR CustomerSequence + 1 DROP SEQUENCE CustomerSequence 

D. CREATE SEQUENCE CustomerSequence AS int START WITH 1 INCREMENT BY 1 MINVALUE 0 MAXVALUE 100 CYCLE UPTATE Customers SET PartitionNumber = NEXT VALUE FOR CustomerSequence DROP SEQUENCE CustomerSequence 

Answer:


Q45. 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: 


Q46. 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: 


Q47. 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. table-valued functions 

D. stored procedures 

Answer:


Q48. You use a Microsoft SQL Server 2012 database that contains two tables named SalesOrderHeader and SalesOrderDetail. The indexes on the tables are as shown in the exhibit. (Click the Exhibit button.) 

You write the following Transact-SQL query: 

You discover that the performance of the query is slow. Analysis of the query plan shows table scans where the estimated rows do not match the actual rows for SalesOrderHeader by using an unexpected index on SalesOrderDetail. 

You need to improve the performance of the query. 

What should you do? 

A. Use a FORCESCAN hint in the query. 

B. Add a clustered index on SalesOrderId in SalesOrderHeader. 

C. Use a FORCESEEK hint in the query. 

D. Update statistics on SalesOrderId on both tables. 

Answer:

Explanation: 

References: http://msdn.microsoft.com/en-us/library/ms187348.aspx 


Q49. CORRECT TEXT 

You need to create a query that calculates the total sales of each OrderlD from a table named Sales.Details. The table contains two columns named OrderlD and ExtendedAmount. 

The solution must meet the following requirements: 

Use one-part names to reference columns. 

Start the order of the results from OrderlD. 

NOT depend on the default schema of a user. 

Use an alias of TotalSales for the calculated ExtendedAmount. 

Display only the OrderlD column and the calculated TotalSales column. 

Provide the correct code in the answer area. 

Answer: 


Q50. 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:


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