Multitasking support is available from which version in iOS operating system?
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What is dispatch queue in ios swift?
What is foundation framework in ios?
what is the method for preventing the quicktime player from capturing streaming videos of ios 8 apps on yosemite while screen recording is on?
What is the difference between atomic and nonatomic properties?
Who calls the dealloc strategy? Would we be able to implement dealloc in arc? In the event that indeed, what is the need to do that?
Which is easier android or ios development?
Explain parent-child context setup. How does it work?
What are transient properties?
What is nsfetchedresultscontroller?
Different types of persistent stores? Which all types can we have on ios?
What is 'private', 'protected' and 'public' ?
What is strong weak in ios?