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 is the developer of ios?

809

Who developed ios?

813

Which is easier android or ios development?

786

Which language is used in ios?

830

What's the latest version of ios?

904

What three types of navigation styles are used in ios?

786

Which language is best for ios development?

805

When was ios invented?

856

Will iphone 6 get ios 13?

748

What is dependency injection in ios?

909

What is singleton class in ios?

757

Mention what is the use of po command in xcode?

811

Explain the difference between developer and enterprise developer accounts?

721

What is nsmanagedobjectcontext? What are the different concurrency types? Explain each type.

732

What is the difference between copy and retain?

774

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Un-Answered Questions { Apple iOS }

What is error in application in iphone?

914

How can mobile application errors be prevented?

881

What is block in ios?

797

What is difference between delegate and datasource in ios?

859

What is core data in ios?

804

Explain how to silent the noisy keyboard?

883

Differentiate between release and pool drain?

850

An app is loaded into memory but is not executing any code. In which state will it be in?

778

Explain formal protocols?

794

What is a serial queue?

789

What is urlsession?

802

How to do upload of large sized video file to server ? while uploading user presses “Homebutton” How long will execute?

1373

What is meaning of 'nonatomic' keyword?

921

Explain Apple push notification

1416

Explain layer objects?

849

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