Objective-C Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Objective-C Interview Questions

Questions Answers Views Company eMail

Explain what is protocol in objective-c?

What is toll-free bridging?

Explain what is @synthesize in objective-c?

Is objective c, a dynamic language? True/false, explain.

What is kvc and kvo? Give an example of using kvc to set value.

Does a thread created using performselectorinbackground:withobject: creates its own autorelease pool?

Can we create dynamic classes in objective c? If yes, explain how to create with a valid use case?

Who calls dealloc method?

What is responder chain?

What can’t we put into an array or dictionary?

Can I write some c++ function in same .m file?

Can we create dynamic classes in objective c?

What happen if we send any message to an object which is released?

Explain the difference between atomic and nonatomic synthesized properties.

How does dispatch_once manages to run only once?

Un-Answered Questions { Objective-C }

How to convert string to nsnumber in objective c?

Is objective c similar to c++?

What is nsstring?

When is toll-free bridging useful?

Distinguish between @synthesize and @dynamic in objective –c?

Tell me about important protocol being used in objective c?

What is responder chain?

Is a fact objective?

How different is objective c from swift?

What is delegation protocol?

What is objective c and swift?

What is typedef objective c?

How to make a code snippet thread safe?

What is an example of tangible property?

What is nonatomic in objective c?

For More Un-Answered { Objective-C } Questions Click Here