AND-402 Android Security Essentials Questions and Answers

Its default value is true.

When the value is false, the system does not try to load any application code when launching components.

There is no such attribute “hasCode” because every application contains some code and settings falsecannot be an option.

It is only possible that an application would not have any code of its own, in case it is using nothing but builtincomponent classes.

Its default value is “false”.

If set to true, then user is allowed to restore any previous version of the application.

This is system level attribute and is used in rooted devices to restore any version of Android OS being usedpreviously.

Indicates that the application is prepared to attempt a restore of any backed-up data set, even if the backupwas stored by a newer version of the application than is currently installed on the device.

The class(backup agent) that extends BackupAgentHelper.

The application should be registered with the Google's backup service.

The backupAgent agent should be specified in application tag inside AndroidManifest.xml.

The internet permission in the AndroidManifest file to communicate with the Google server.

Permissions of an application

Privacy of application files

Privacy of user data

Privacy of Google data

FileBackupHelper

DatabaseBackupHelper

SharedPreferencesBackupHelper

MapBackupHelper

SQLiteDatabase.query()

SQLiteQueryBuilder

SQLiteOpenHelper

Both "SQLiteDatabase.query()" and "SQLiteQueryBuilder" are correct.

Integrate system builds

Access system resources

Access dangerous permissions

Integrate resources in the application

It represents logo for the application as whole.

It also represents default logo for the activities.

It must be set as a reference to a drawable resource containing the image.

If this attribute is not found, then the default logo (e.g ic_launcher) that exists in “drawable” folder is set aslogo.

AndroidManifest.xml.

Layout.xml file

Res folder

Bin folder

Files are deleted when user presses “back” button to close the app

Files are deleted when user uninstalls the application from device

Files are deleted when user presses “Home” button of device

Files never get deleted from external memory

Transferred successfully

Rolled back if transaction not successful

Not altered or modified

Encrypted

SET_WALLPAPER

READ_CALENDAR

FACTORY_TEST

REBOOT

It indicates whether or not the application should remain running at all times.

It is placed in manifest tag because it is a system property.

It is placed in application tag

It is normally intended for system applications.