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 2159

Which is the super class of all view controller objects?

1 5296

What is the purpose of UIWindow object?

1 2552

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

1 2220

Define view object.

1 2027

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

1 2388

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

1 2533

What are layer objects and what do they represent?

1 2925

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

1405

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

1 2409

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

1332

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

1292

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

2480

Explain your process for tracing and fixing a memory leak

2443

Explain how an autorelease pool works at the runtime level

2707

Post New Apple iOS Questions

Un-Answered Questions { Apple iOS }

What is view object in ios?

832

Define fast enumeration?

859

What is difference between synchronous and asynchronous in web request in iOS operating system?

825

Arc is compile time or run time feature?

878

What is sandbox in iOS operating system?

963

Define decoding or deserialization and encoding or serialization?

823

What is suspended state in ios?

836

Can a "delegate" retained in ios?

779

Explain how to hide images in ios?

839

Who developed ios?

813

What is foundation framework in ios?

873

What are the different delete rules that a relationship can have? Which one takes ownership?

795

What are the app states in ios?

841

Are ios developers in demand?

790

What is use of uiapplication class?

822

For More Un-Answered { Apple iOS } Questions Click Here