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 the difference between polymorphism and abstraction?

What is .h and .m file in xcode?

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

What is protocol with example?

Is objective c deprecated?

How to declare global variable in objective c?

What is the use of synchronized() block in objective c?

What is the difference between typedef and enum?

What are the advantages of using objective-c?

What is concept of property?

What is a class in objective c?

What is objective c used for?

How to sort array of dictionary in objective c?

What is the latest version of objective-c?

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

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