What is the first responder and responder chain?



What is the first responder and responder chain?..

Answer / Nitish Kapoor

The first responder in iOS is the view or object that has focus within a responder chain. A responder chain is a sequence of objects that receive events in an app, starting from the first responder. Each object passes the event to its delegate if it doesn't handle it.

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More Apple iOS Interview Questions

Difference between retain and assign ?

1 Answers  


 Whats a struct?

1 Answers  


How to send crash report from device?

1 Answers  


What is nsobject in ios?

1 Answers  


What is difference strong and weak reference ? Explain.

1 Answers  


What's the latest version of ios?

0 Answers  


What is category and extension in ios?

1 Answers  


What language is ios based on?

1 Answers  


Explain me what is fast enumeration?

1 Answers  


What is ios technology?

1 Answers  


What is race condition in ios?

1 Answers  


Functionality of accelerometer of an iphone

1 Answers  


Categories