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

Apple iOS Interview Questions

Questions Answers Views Company eMail

Are document objects required for an application? What does they offer?

1 2095

Which is the super class of all view controller objects?

1 5221

What is the purpose of UIWindow object?

1 2489

. How do you change the content of your app in order to change the views displayed in the corresponding window?

1 2160

Define view object.

1 1954

You wish to define your custom view. Which class will be subclassed?

1 2320

. Apart from incorporating views and controls, what else an app can incorporate?

1 2470

What are layer objects and what do they represent?

1 2866

Explain what is the stack of autorelease pools. How autorelease pool work under the hood?

1358

How to debug a crash in the auto-release pool?

1 2337

How will you implement sets and the intersection operation? Complexity?

1296

what is your preferred programming language? Why? How long will it take you to learn a new programming language?

1240

What happens when you invoke a method on a nil pointer?

2435

Explain your process for tracing and fixing a memory leak

2393

Explain how an autorelease pool works at the runtime level

2671

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Un-Answered Questions { Apple iOS }

What is the difference between inheritance and category?

798

How to fix tableviewcell dequeue issue ?

1381

What is iphone os?

828

what is the difference between Xcode, Cocoa and Objective C?

818

What is onboarding and why is it so important for mobile design? : IOS Architect

771

Is realm db free?

803

Why iphone apps are popular?

832

What is push notification?

873

Which json framework is supported by ios? : IOS Architect

813

What is bundle id?

799

Why do we override drawrect: method?

773

What do you mean by rest?

757

What is dependency management tools?

747

What is the viper?

768

What are blocks in ios?

853

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