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);

4096

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 4578

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

1 3065

Tell us something about activityCreator?

1 3100

What do intent filters do?

1 2451

Un-Answered Questions { Mobile OS }

What is datasource in ios swift?

816

In swift, what type of object are basic data types?

912

What is dynamic member lookup swift?

851

What is final class in swift?

906

Is swift garbage collected?

1032

Please explain the difference between nine-patch image vs regular bitmap image?

868

Why should I use ubuntu over windows?

764

What are the methods to avoid memory leaks in android?

916

What are ios protocols?

779

Who made android os?

853

Can I run ubuntu from a usb drive?

682

Explain the tethered modem advantages of blackberry technology?

879

What is ios viewwillappear?

810

Which method to opena http connection to an uri?

977

Explain the benefits for organizations by using blackberry?

824

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