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 happens when we invoke a method on a nil pointer?

777

What is latest mac os version?

885

What is meaning of 'synthesize' keyword ?

860

What is meaning of 'retain' keyword?

890

What is the meaning of 'weak' keyword?

837

What are the viewcontroller lifecycle in ios?

899

What is difference strong and weak reference ? Explain.

852

Explain stack and heap?

861

How to deal with sqlite database?

863

What is storyboard?

861

What is difference between 'protocol' and 'delegate'?

801

What manual memory management ? How it work?

831

What is 'notification'?

810

How to download something from the internet?

826

What happens if the methods doesn’t exist?

844

Un-Answered Questions { Mobile OS }

Tell me are there api's to read rss/atom feeds?

938

what is the difference between bounds and frame?

896

What is message forwarding?

817

Why do we override drawrect: method?

819

How to access the liveid credentials a user has entered into the device?

952

Do loops swift?

762

Explain the difference between windows and ubuntu?

766

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

937

Explain how to deserialize json from a rest call?

919

In which language is ios written?

834

Which dialog boxes that are supported in android? Explain?

892

What are layer objects?

863

What is the implicit intent in android?

973

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

927

What android version is my phone?

991

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