Mobile OS Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Mobile OS Interview Questions

Questions Answers Views Company eMail

Can you use an Intent to provide data to a ContentProvider? If not, what would be the proper mechanism for doing this?

1656

What is the correct way to check if a Compass sensor is present on the system? Explain your answer.

2206

The last callback in the lifecycle of an activity is onDestroy(). The system calls this method on your activity as the final signal that your activity instance is being completely removed from the system memory. Usually, the system will call onPause() and onStop() before calling onDestroy(). Describe a scenario, though, where onPause() and onStop() would not be invoked.

2691

Under what condition could the code sample below crash your application? How would you modify the code to avoid this potential problem? Explain your answer. Intent sendIntent = new Intent(); sendIntent.setAction(Intent.ACTION_SEND); sendIntent.putExtra(Intent.EXTRA_TEXT, textMessage); sendIntent.setType(HTTP.PLAIN_TEXT_TYPE); // "text/plain" MIME type startActivity(sendIntent);

4106

Explain in brief about the important file and folder when you create new android application.

1820

Explain AndroidManifest.xmlfile in detail.

1539

Describe android Activities in brief.

1598

How to send SMS in android? Explain with example.

1670

Describe the SmsManager class in android.

1527

How you can use built-in Messaging within your application?

1510

Describe SharedPreference storage option with example.

1 2744

What are the key components of Android Architecture?

1 4584

What are the advantages of having an emulator within the Android environment?

1 3073

Tell us something about activityCreator?

1 3104

What do intent filters do?

1 2459

Un-Answered Questions { Mobile OS }

What is a break?

938

What is use of nsoperation?

813

What android 4.0 library contains?

923

What is use of rxjava in android?

927

What is orm android?

991

How to post an http request with a json body in swift?

897

What does Ubuntu mean?

1360

What is a job scheduling?

982

activity life cycle - can I save all my database updates in onstop()?

941

Is ubuntu free to download?

731

What is a statelistdrawable?

1004

What are the android development tools?

933

How do I get rid of app errors on iphone?

753

What is instance variable in swift?

792

Mention what is the difference between Swift and ‘Objective-C’ language?

1459

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