The menu ID of the Up button handled in onOptionsItemSelected is:

  1. android.R.id.home
  2. android.R.id.up
  3. R.id.up
  4. R.id.back
Answer

A) android.R.id.home

The Up/Home button reports android.R.id.home.

Computer Science MCQ · More Action Bar and User Interface Design MCQs · Practise