Your application uses Entity Framework with POCO entities without change-tracking proxy objects. You need to take a snapshot of an entity's property values for subsequent change detection.

What should you do?

 Posted by Rajkatie on 8/29/2012 | Category: ADO.NET Interview questions | Views: 1373 | Points: 40
Select from following answers:
  1. Call the DetectChanges method of the ObjectContext.
  2. Call the Refresh method of the ObjectContext.
  3. Call the GetObjectStateEntries method of the ObjectContext's ObjectStateManager.
  4. All Above

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Source: MeasureUp.Com | | Alert Moderator 

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