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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?

 1194

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

 1703

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.

 2231

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);

 2816

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

 1346

Explain AndroidManifest.xmlfile in detail.

 1124

Describe android Activities in brief.

 1139

How to send SMS in android? Explain with example.

 1173

Describe the SmsManager class in android.

 1086

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

 1059

Describe SharedPreference storage option with example.

 1 2080

What are the key components of Android Architecture?

 1 3851

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

 1 2282

Tell us something about activityCreator?

 1 1884

What do intent filters do?

 1 1740

Un-Answered Questions { Mobile OS }

Explain activity creator in android?

494

What is a toast notification?

506

Which is the virtual machine used to run the android apps?

510

What do I need to submit an application?

499

What is extension in swift?

436




How can an operating system improve battery life while running an app in iOS operating system?

416

Which is better car baleno or swift?

443

Why do we use swift? Mention some advantages of swift?

485

How method is implemented in android studio?

468

Why is ubuntu considered as safe?

380

Tell me is there a way to know if my code is running on emulator or device?

572

How do I manually update my android?

487

How do I upgrade my os?

511

What are the benefits of swift over objective-c ?

475

What is a guard statement?

493

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