What are the new 70-516 exam questions? And Where to download the latest 70-516 exam dumps? Now, PassLeader have been publised the new version of 70-516 braindumps with new added 70-516 exam questions. PassLeader offer the latest 70-516 PDF and VCE dumps with New Version VCE Player for free download, and PassLeader’s new 286q 70-516 practice tests ensure your exam 100 percent pass. Visit www.passleader.com to get the 100 percent pass ensure 286q 70-516 exam questions!
keywords: 70-516 exam,286q 70-516 exam dumps,286q 70-516 exam questions,70-516 pdf dumps,70-516 vce dumps,70-516 braindumps,70-516 practice tests,70-516 study guide,TS: Accessing Data with Microsoft .NET Framework 4 Exam
QUESTION 161
The database contains orphaned Color records that are no longer connected to Part records. You need to clean up the orphaned records. You have an existing ContosoEntities context object named context. Which code segment should you use?
A. var unusedColors = context.Colors.
Where(c => !c.Parts.Any()).ToList();
foreach (var unused in unusedColors){
context.DeleteObject(unused)
}
context.SaveChanges();
B. context.Colors.TakeWhile(c => !c.Parts.Any());
context.SaveChanges();
C. context.Colors.ToList().RemoveAll(c => !c.Parts.Any());
context.SaveChanges();
D. var unusedColors = context.Colors.Where(c => !c.Parts.Any());
context.DeleteObject(unusedColors);
context.SaveChanges();