Chapter 1

1. Kotlin's popularity has skyrocketed in recent months due to the fact that it is a simple and concise language that is easy to learn and supports object-oriented and functional programming. Kotlin is a superset of Java that avoids all unwanted Java features, such as verbose, unsafe, and outdated syntax, and includes powerful features from different languages. These features include security, simplicity, and interoperability.
2. Type inference is a mechanism where the Kotlin compiler plays its role in establishing the type of variable. Kotlin will determine the data type by understanding the value assigned. It intelligently infers the type by the value, and then makes the data type variable respectively.
3. Null ability is one of the reasons that most applications crash. Kotlin is very strict when it comes to safety. When it comes to applications, users, especially mobile...