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Senior ios developer Interview Questions

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2. Difference between Delegate and Notification?

2 Answers

Delegate is like telephone call, where your are aware which class is passing message to which class. Notification is like radio broadcast, where notification is fired by one class is received by none or all classes which are ready to listen/catch notification and perform actions accordingly.

Delegate is an object that acts on behalf of the coordinations with another object i.e one to one communication

How to get estimated time between two points using core motion/ core location.

2 Answers

3. NSRunLoop?

1 Answer

1. What is NSNotification?

1 Answer

Find the second largest number from an array

1 Answer

Questions related to views, layers, rasterization, etc

1 Answer

CoreData Stack, Difference Between Heap and Stack, Structs and Classes, escaping and nonescaping, MVC, MVVM.

1 Answer

Why do you want to change your job ?

1 Answer

Number of sub strings in a string.

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Using instrument and why to use.

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