Which of the following are helper classes provided by Android to backup data to Google server? (Choose two)
A) FileBackupHelper
B) DatabaseBackupHelper
C) SharedPreferencesBackupHelper
D) MapBackupHelper

Question

Quizplus · Accepted Answer

Android provides several helper classes for backing up data to Google server. Among the given options, FileBackupHelper and SharedPreferencesBackupHelper are the two valid choices.

FileBackupHelper is used to backup files and directories specified by the developer. It requires a file name and a boolean indicating whether the file should be restored from backup when the app is reinstalled.

SharedPreferencesBackupHelper is used to backup shared preferences files. It requires the name of the shared preferences file to be backed up.

DatabaseBackupHelper and MapBackupHelper are not valid helper classes provided by Android for backing up data to Google server.

Which of the Following Are Helper Classes Provided by Android