Answer / Mohini Singh

.m files in Xcode are source code files for Objective-C classes and objects. They typically contain both the class implementation (methods) and interface (header file) wrapped together.

How declare methods in objective c? And how to call them?

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What is autoclosure?

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What do you mean by category and when to use it?

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What is parsing? Mention which class can you use for parsing of xml in iphone?

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Why swift is better than objective c?

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Is objective c, a dynamic language? True/false, explain.

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What is an objective statement?

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Which language does apple use?

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What is a process and thread?

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Who introduced objective-c & when?

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What is the purpose of the protocol?

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How different is objective c from swift?

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