Why must the keystore and passwords be backed up safely?

  1. It contains the source code
  2. Updates must be signed with the same key; losing it can prevent updating the app
  3. It makes the app run faster
  4. It is required to open Android Studio
Answer

B) Updates must be signed with the same key; losing it can prevent updating the app

The signing identity must stay the same across updates (unless Play upload-key reset is used).

Computer Science MCQ · More Lab: Generating and Installing an APK MCQs · Practise