Answer / Mahendra Gautam

The 'open' keyword in Kotlin allows a class or an interface to be subclassed. This means that other classes can inherit from it and extend its functionality.

What are different types of constructors in kotlin?

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How can you declare a variable in Kotlin?

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How to compare two strings in Kotlin?

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What type of programming does Kotlin support?

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State the differences between val and var?

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Name the extension methods Kotlin provides to java.io.File?

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What is lateinit modifier?

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Is there any dependency of Secondary Constructors on Primary Constructors ?

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Which companies use kotlin?

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Does Kotlin allow macros?

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Can you migrate the code from java to kotlin?

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What is the use of function extension ?

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