AND-402

AND-402 practice questions, page 4 of 5, with answer review and explanations.

Question 16

Which of the following is correct about Content providers in Android?

  1. They are used to share data between devices
  2. They are used to share data between applications
  3. They are used to share data between applications signed with same certificate
  4. Data read by content providers are deleted when application closes.

Question 17

Android permissions can be extended by

  1. Using keyword "extends".
  2. Creating custom permissions in manifest file.
  3. Permissions cannot be extended.
  4. None are correct.

Question 18

Permission group is a concept of creating:

  1. A group of similar permission
  2. A group of all permissions in an Application
  3. A group of all components in an Application
  4. A group of all permissions irrespective of application

Question 19

Normal permissions can be converted into namespace using?

  1. Permission group
  2. Permission tree
  3. Permission
  4. Import statements

Question 20

What is the reason for using Permissions in application development?

  1. To protect data and code
  2. To create patent
  3. To make it work better
  4. Application cannot be created without permissions