iOS Developer Question:
Download Job Interview Questions and Answers PDF
What is synchronous web request and asynchronous?
Answer:
In synchronous request main thread gets block and control will not get back to user till that request gets execute.
In Asynchronous control gets back to user even if request is getting execute.
In Asynchronous control gets back to user even if request is getting execute.
Download iOS Developer Interview Questions And Answers
PDF
| Previous Question | Next Question |
| what is use of NSOperation? how NSOperationque works? | Explain difference between release and autorelease? |