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IOS Technical Test MCQs

Which of the following is the correct way to get the value of the first object of a NsMutableArray stored in another NsMutableArray?

[[myArray objectAtIndex:0] objectAtIndex:0];

[myArray objectAtIndex:0]

[[[myArray objectAtIndex:0] objectAtIndex:0]objectAtIndex:0];

[myArray firstObject]

Answer

Correct Answer: [[myArray objectAtIndex:0] objectAtIndex:0];

Explanation:

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