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Objective-C Interview Questions
Questions Answers Views Company eMail

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

1

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

1

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

1

What is a process and thread?

1

What are blocks and how are they used?

1

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

1

What are the adavantages of gcd over nsthread?

1

What is class extension? Why do we require them?

1

When to use nsautoreleasepool??

1


Post New Objective-C Questions

Un-Answered Questions { Objective-C }

How the class “implementation” is represented in objective-c?

1


What is id?

1


What is an objective statement?

1


What is a class in xcode?

1


Explain what is data encapsulation in objective-c?

1


What is property classification?

1


What are the advantages of using objective-c?

1


What is .m file in objective c?

1


Where is objective c used?

1


Explain when to use nsarray and nsmutablearray. Which one is faster and threadsafe?

1


Is objective c hard?

1


What is the point of closures?

1


Are id and instancetype same? If not, what are differences between them?

1


Is objective-c a dynamic language?

1


Can a protocol have properties?

1