What is fundamental building blocks / components of Android ?

a. Activities

b. Services

c. Broadcast Receivers

d. Content Providers.

e. all

Answer: E

In Android, the___ method of ___ class to return the full path to external storage.

a. getExternalStorage(), Context

b. getExternalStorageDirectory(), File

c. getExternalStorageDirectory(), Environment

d. getExternalStorage(), System

Answer: C

How do you declare 4 components (Activity, Service, BroadcastReceiver, ContentProvider) of android in mainfestfile?

a. <activity>, <service>, <receiver>, <content>

b. <activity>, <service>, <broadcastreceiver>, <contentprovider>

c. <activity>, <service>, <broadcast>, <provider>

d. <activity>, <service>, <receiver>, <provider>

Answer: D

What is not a service?

a. Intercept the events from a user's interaction with your application

b. Like an activity, it has lifecycle methods that you can implement to monitor changes in its state.

c. It is a program that can run in the background for an indefinite period

d. Service is another building block of android application it does not provide a UI

Answer: A

If the user leaves a task for long time

a. System clears an activity and retain state of all other activities

b. System is independent of activities

c. System will retain the tasks state until closed explicitly

d. System will clear task of activities except root activity

Answer: D

What is a Fragment?

a. A fragment is a part or portion of an activity

b. All of these

c. A fragment is modular in a sense that you can move around or combine with other fragments in a single activity

d. Fragments are also reusable

Answer: B

__________ are the interactive components in your app's user interface.

Answer: Input controls