Explain the difference between stack and heap memory?
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Explain app id?
Explain ~/documents, ~/library, ~/tmp. What directory is ~ on ios?
How to parse xml? Explain
What is reuse identifier?
What is a singleton?
Give example scenarios when an application goes into inactive state?
Tell me what is fast enumeration?
What are different ways that you can specify the layout of elements in a uiview?
What is factory methods ? What is the advantage of using it ?
Explain interfaces?
What is ios closure?
Can we support the same application for iphone 3gs and iphone 5, 6, 7? Why not?