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- 1. How to pass the data between activities in Android?
A.Intent
B.Content Provider
C.Broadcast receiver
D.None of the Above
Answer & Explanation
Answer: Option A 
An Intent is used to connect one activity to another activity and having a message passing mechanism between activities.
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- 2. Which of the following is/are are the subclasses in Android?
A.Action Bar Activity
B.Launcher Activity
C.Preference Activity
D.All of above
Answer & Explanation
Answer: Option D
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- 3. What are the functionalities in asyncTask in android?
A.onPostExecution()
B.onPreExecution()
C.doInBackground()
D.onProgressUpdate()
Answer & Explanation
Answer: Option A
AsyncTask needs doInBackground() and remaining methods are optional. As a developer we should need to implement all methods which are given above.
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- 4. How to upgrade SQlite the database from a lower version to higher version in android SQlite?
A.Using cursor
B.Using helper Class
C.Using intent
D.None of the above
Answer & Explanation
Answer: Option B
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- 5. Persist data can be stored in Android through
A.Shared Preferences
B.Internal/External storage
C.SQlite
D.All of above
Answer & Explanation
Answer: Option D
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