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

Apple iOS Interview Questions

Questions Answers Views Company eMail

Why iphone apps are popular?

878

What are the features of iphone 3gs?

816

What are sensors in iphone?

889

What is iphone architecture?

839

Does ios support multitasking?

848

Which object is create by uiapplicationmain function at app launch time?

813

Difference between categories and extensions?

831

Assume that an app is not in foreground but is still executing code. In which state will it be in?

846

What are kvo and kvc?

799

Flow of push notification?

842

Explain about iphone application development?

868

What is @synthesize?

900

What is @implementation?

840

When an app is said to be in active state?

819

What is nonatomic?

865

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Un-Answered Questions { Apple iOS }

Can a static library (.a) contain assets like pictures, sound documents and so on.?

799

How to run xcode and other tools with the iphone sdk?

825

What are ui elements and some common ways you can add them to your app?

809

Explain parent-child context setup. What are the advantages?

781

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

1378

What is application lifecycle in ios?

909

What is @synthesize?

900

When is an app said to be in active state?

778

Is xcode a framework?

892

What is the viper?

815

What is delegation pattern in ios?

755

What is an NSOperationQueue and how/would you use it in iOS operating system?

836

What are extra features added in ios 9?

867

How to send your device id to an iphone developer?

799

What is categories in iOS?

864

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