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

Mobile OS Interview Questions

Questions Answers Views Company eMail

What is nonatomic?

797

Who calls the main function of you app during the app launch cycle?

817

What are the delegate methods of mkmapview?

767

Which object manage the presentation of app's content on the screen?

795

What is difference between nsnotification and delegate?

732

Difference between cocoa, cocoa touch and objective c?

743

What is iphone os?

824

What are the location services?

779

Garbage collector in iphone?

844

What is iphone sdk?

794

What is @dynamic and any place where it is used?

797

What is iphone?

864

What are the popular apps of iphone?

860

What is iphone reference library?

874

Name the application thread from where uikit classes should be used?

932

Un-Answered Questions { Mobile OS }

What is observer in swift?

688

Why do you generally create a weak reference when using self in a block?

825

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);

3960

What are few exceptions in android?

837

What are synthetic sensors?

876

What are the security measures that are taken to make android secure?

880

What is the difference between android and android go?

915

What is special trigger?

926

What type of listener is used to get the ratings from the ratingbar widgets?

895

What are the design patterns in ios?

823

Differentiate between linearlayout, relativelayout, absolutelayout.

852

What is the latest version of android for galaxy s7?

854

Explain how do I get a call when my ipad rings?

761

What is ios architecture?

782

What is libdispatch?

825

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