Apple iOS Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Apple iOS Interview Questions

Questions Answers Views Company eMail

Does ios supports multi-tasking functionality?

958

What is the mean of not running state in ios?

863

What are selectors in objective-c?

873

Explain what is storyboard?

828

Explain the significance of autorelease?

888

Explain mutable and immutable types in objective c programming language?

885

Explain "private", "protected" and "public"?

846

Explain me what is arc? How it works?

860

What is retain counts?

814

Who calls the main function of app during the app launch cycle in ios?

893

What are the features is ios 6?

902

Explain me what is fast enumeration?

921

Will the new design mean I have to completely relearn how to use my phone?

818

What is background state in ios?

954

Can we save posts to local drafts and figure out how to publish to the blog. What do we need to do?

803

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Un-Answered Questions { Apple iOS }

What is the difference between cocoa and cocoa touch?

790

What is the concurrency how many ways you know to achieve concurrency?

834

What is core data in ios?

857

Assume that your app is running in the foreground but is currently not receiving events. In which sate it would be in?

919

Is uikit thread safe?

863

What is messaging? How does the runtime handle message passing? What is message forwarding?

975

How to set your application id after becoming a member of iphone developer program?

809

What is the difference between developer and enterprise developer accounts?

767

What is dispatch queue in ios swift?

945

What is delegate and protocol in ios?

888

What is cocoa touch framework in ios?

888

What are delegates in ios swift?

839

How respond to state transitions on your app in ios?

868

What is block in ios objective c?

919

What is a retain cycle?

799

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