AND-402 Android Security Essentials Questions and Answers

DrmManagerClient

DrmServer

DrmConstraints

DrmRights

By default, when an application is installed for the first time, a memory error is given in case the space is notavailable in the internal memory.

The application is installed on internal memory by default if space is available

In case of unavailability of space in internal memory the application is installed on external memory

Once installed, the application can be moved from internal to external memory and vice versa.

They are visible only to the application that created it.

They are created at the following path /data/data//cache/

They are created at the following path /data//cache/

None are correct

It is extensible

It is placed in root folder of the app.

It is not extensible

It is also called the policy file

Availability, Portability, and Maintainability (APM)

Confidentiality, Integrity, and Availability (CIA)

Availability, Protection, and Integrity (API)

Granularity, Integrity, and Security (GIS)

Only 1

Both 1 & 2

Only 3

All are correct

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.

A group of similar permission

A group of all permissions in an Application

A group of all components in an Application

A group of all permissions irrespective of application

Shared preferences

Content providers

File storage in internal and external memory

All are correct

Its default value is true.

If set to false then no backup or restore of the application will ever be performed.

If full system backup is made the application's data is saved via adb. This is in system's control and occurs

in all cases whether the allowbackup has value true or false.

The default value of this attribute is false.

Its default value is same as the package name and is set by the system itself.

It must be included in the manifest tag with the value of package name application.

If the name assigned to this attribute begins with a colon (':'), a new process, private to the application, iscreated when it's needed.

If the process name begins with a lowercase character, a global process of that name is created.

FileBackupHelper

DatabaseBackupHelper

SharedPreferencesBackupHelper

MapBackupHelper

Using keyword “extends”.

Creating custom permissions in manifest file.

Permissions cannot be extended.

None are correct.