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

Apple iOS Interview Questions

Questions Answers Views Company eMail

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

862

What are the delegate methods of mkmapview?

812

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

847

What is difference between nsnotification and delegate?

782

Difference between cocoa, cocoa touch and objective c?

786

What is iphone os?

875

What are the location services?

825

Garbage collector in iphone?

890

What is iphone sdk?

854

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

838

What is iphone?

917

What are the popular apps of iphone?

924

What is iphone reference library?

932

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

1002

What are the important delegate methods of nsxml parser?

850

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Un-Answered Questions { Apple iOS }

Explain place holder constraint

782

What is nslayoutanchor?

797

What is mapping model?

799

What is atomic and non atomic in ios?

827

Is there any garbage collector concept available in iOS?

816

Tell me the hierarchy of uibutton.

909

What is delegate?

896

What is a protocol in objective-c programming language?

824

What is background state in ios?

891

What is the difference between synchronous & asynchronous task in ios?

708

Is xcode a framework?

887

Explain interfaces?

868

What is meaning of 'atomic' keyword?

854

What is delegate in ios objective c?

828

What is arc?

830

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