Explain how an autorelease pool works at the runtime level
What is @synthesize?
What is the difference between synchronous & asynchronous task ?
What is the short cut to open the “Code Snippet Library” in Xcode?
Explain the difference between nsarray and nsmutablearray?
How nsoperationque works?
What are the differences between categories and extensions?
How is the app delegate is declared by Xcode project templates?
What is the 'implementation'?
Explain the difference between 'protocol' and 'delegate'?
What is the difference between NSArray and NSMutableArray in iOS operating system?
what is dispatchQueue?
In which language ios is written?