Explain usage of struct?
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What is delegation pattern in ios?
Explain code signing in ios?
Will iphone 6s get ios 14?
How will you implement sets and the intersection operation? Complexity?
Is it possible to write a program without using nib file
What is a protocol in objective-c programming language?
Explain the difference between copy and retain?
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Name the memory management rules and their related methods.
What is delegate protocol in ios?
What is retain counts?
Difference between sax parser and dom parser ?