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

Apple iOS Interview Questions

Questions Answers Views Company eMail

Define 'retain' keyword?

819

Explain how to hide images in ios?

839

Differentiate between release and pool drain?

850

How to parse json?

868

What manual memory management?

792

Explain how to delete images in ios?

851

What is the difference between release and autorelease?

908

What is the difference between 'assign' and 'retain' keyword?

917

Explain the difference between frame and bounds?

938

Explain the working of manual memory management?

918

What is atomic and non atomic in ios?

825

What is polymorphism in ios?

834

What is datasource in ios?

797

What is abstract class in ios?

820

What are the design patterns in ios?

878

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Un-Answered Questions { Apple iOS }

What is ios layer?

810

What is strong in ios?

784

What is iphone architecture?

826

Which api would you use to write test scripts to exercise the application’s ui elements?

757

Does ios supports multi-tasking functionality?

908

Describe what “app thinning” means ?

825

What is retain in ios?

775

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

1002

Do you know which json framework is supported by ios?

816

Do you know what are layer objects and what do they represent?

893

Explain your process for tracing and fixing a memory leak iOs?

864

Difference b/w collectionView & uitableview?

2306

What are ibeacons in ios? : IOS Architect

887

What's the latest version of ios?

902

What is closures in ios?

778

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