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

Objective-C Interview Questions

Questions Answers Views Company eMail

Can a static library (.a) contain resources like images, sound files etc?

What is the difference between underscore and self (i.e self.xx and _xx) ?

When might you use a cfarray/dictionary instead of a nsarray/dictionary?

What is a process and thread?

What are blocks and how are they used?

Can I write some c++ function in same .m file? Will it compile? If no, what changes should I do to compile it?

What are the adavantages of gcd over nsthread?

What is class extension? Why do we require them?

When to use nsautoreleasepool??

Un-Answered Questions { Objective-C }

What is struct and enum?

How do I open .am files?

What number distinctive annotations is accessible in objective-c?

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

Is objective c type safe?

Can you please explain the way messaging works in objective-c?

What is id?

What is difference between nil and nill?

What is block variable?

What is the isa member?

What is difference between objective c and c?

What is objective c written in?

What is a dispatch method?

What is lazy var?

How do I create an objective c class in xcode?

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