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.

2203

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);

4097

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

1814

Explain AndroidManifest.xmlfile in detail.

1538

Describe android Activities in brief.

1594

How to send SMS in android? Explain with example.

1665

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 2737

What are the key components of Android Architecture?

1 4579

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

1 3065

Tell us something about activityCreator?

1 3101

What do intent filters do?

1 2451

Un-Answered Questions { Mobile OS }

What is App Bundle in iOS operating system?

906

Explain the difference between nine-patch image vs regular bitmap image?

896

What is 'private', 'protected' and 'public' ?

934

Explain parent-child context setup. How does it work? What are the advantages?

766

What is 9 Patch Image? when to use it? in Android?

987

Can I install exe files on android?

1050

How to update ui from a service in android?

924

What are the steps required in setting up the linkify calls intent?

966

Explain how to detect the resolution of my device?

911

Suppose when I deployed my xna app to the xde, the orientation is in portrait mode, but when I deploy it to a device, it's in landscape mode.?

891

What is the purpose of ubuntu?

804

Explain difference between sax parser and dom parser?

729

What is delegate pattern in iOS?

920

What is better swift or objective c?

790

What is oxygen os?

979

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