What is a serial queue?
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Explain difference between release and autorelease?
Define view object.
Procedure to push the app in appstore?
What is nsobject in ios?
What is spritekit and what is scenekit?
What is synchronous web request and asynchronous ?
What are moments and collections?
What is the meaning of 'strong'keyword?
What is the difference between NSArray and NSMutableArray in iOS operating system?
What is Process?
What are most ios apps written in?
What is latest xcode version?