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Delphi MCQs

What happens if the TreeView1.Items list is empty when the code "TreeView1.Items.AddFirst(TreeView1.Items[0],'X');" is executed?

An X appears as the top most node in the TreeView

An "Index is out of bounds" error message is displayed

An ETreeViewError exception is raised with the message 'Invalid Index'

An X appears as a sub node to the first node in the TreeView

Answer

Correct Answer: An ETreeViewError exception is raised with the message 'Invalid Index'

Explanation:

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