How we can wait for some thread to finish before starting another?
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What is the difference between 'assign' and 'retain' keyword?
What is Task?
Would I be able to keep in touch with some c++ work in the equivalent .m record? Will it compile? Assuming no, what changes would it be a good idea for me to do to compile it?
What is reuse identifier?
Explain difference between release and autorelease?
What is automatic reference counting (arc)?
Explain the architecture of iphone? : IOS Architect
What is block in ios?
Different types of persistent stores? Which all types can we have on ios?
Explain me does ios support multitasking?
What is a difference between stack and heap memory?
What is difference between synchronous and asynchronous in web request in iOS operating system?