Why is the release key important?

  1. It is required to run the emulator
  2. It encrypts user data
  3. It makes the app faster
  4. Updates must be signed with the same key; losing it can block future updates
Answer

D) Updates must be signed with the same key; losing it can block future updates

Android accepts updates only with a matching signature (Play App Signing allows upload-key reset).

Computer Science MCQ · More Threading and Publishing Android Applications MCQs · Practise