What are blocks in ios?

Question Posted / durga prasad

No Answer is Posted For this Question
Be the First to Post Answer

More Apple iOS Interview Questions

What is meaning of 'assign' keyword?

Explain formal protocols?

what is the difference between nonatomic & atomic ? which is thread safe and why

How to fix tableviewcell dequeue issue ?

What is notification in iOS?

What is the responder chain?

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

Define autorealease pool?

What is view object in iOS operating system?

What are the lifecycle events of uiviewcontroller?

What is core data in ios swift?

From which ios version, arc is supported?

For more Apple iOS Interview Questions Click Here