AAD Data Management & Storage

Question 1

Which Android component is primarily used for managing structured data within an app?

Accepted Answer

ContentProvider

Answer

BroadcastReceiver

Answer

Service

Answer

Activity

Question 2

Which class is used to store key-value pairs in Android?

Accepted Answer

SharedPreferences

Answer

SQLiteDatabase

Answer

FileOutputStream

Answer

Intent

Question 3

Which database system is commonly used in Android for local data storage?

Accepted Answer

SQLite

Answer

MySQL

Answer

PostgreSQL

Answer

Firebase Firestore

Question 4

Which method is used to insert data into an SQLite database in Android?

Accepted Answer

insert()

Answer

put()

Answer

store()

Answer

add()

Question 5

Which cloud-based solution is commonly used for real-time database synchronization in Android apps?

Accepted Answer

Firebase Realtime Database

Answer

SQLite

Answer

Room Database

Answer

MongoDB

Question 6

Which library simplifies working with SQLite in Android by providing an abstraction layer?

Accepted Answer

Room

Answer

SQLiteOpenHelper

Answer

Firestore

Answer

LiveData