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READ Free Dumps For Microsoft- 70-461





Question ID 15058

You administer a Microsoft SQL Server 2012 database. The database contains a table
named Employee.
Part of the Employee table is shown in the exhibit. (Click the Exhibit button.)

Unless stated above, no columns in the Employee table reference other tables.
Confidential information about the employees is stored in a separate table named
EmployeeData. One record exists within EmployeeData for each record in the Employee
table.
You need to assign the appropriate constraints and table properties to ensure data integrity
and visibility.
On which column in the Employee table should you create a self-reference foreign key
constraint?

Option A

 DateHired

Option B

 DepartmentID

Option C

EmployeeID

Option D

 EmployeeNum

Option E

FirstName

Option F

ReportsToID

Correct Answer F
Explanation


Question ID 15059

You administer a Microsoft SQL Server 2012 database that includes a table named
Products. The Products table has columns named ProductId, 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?

Option A

WITH CTEDupRecords AS ( SELECT MIN(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 >

Option B

CreatedDateTime

Option 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

Option D

ProductName = cte.ProductName AND p.CreatedDateTime < cte.CreatedDateTime

Option E

WITH CTEDupRecords AS ( SELECT MIN(CreatedDateTime) AS CreatedDateTime, ProductName FROM Products GROUP BY ProductName ) DELETE p FROM Products p JOIN CTEDupRecords cte ON

Option F

ProductName = cte.ProductName

Correct Answer B
Explanation

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