Multiple choice technology programming languages

What is event bubbling?

  1. Parent control send events to child

  2. child control send events to parent

  3. only in child control

  4. only in Parent control
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Event bubbling is the mechanism where child controls send events upward to their parent controls. This allows parent controls to handle events raised by their children. Option A describes event tunneling (the opposite direction). Event bubbling is child-to-parent, which matches option B.

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