Kotlin classes are final by default. What does final mean?

You have created an array to hold three strings. When you run the code bellow, the compiler displays an error. Why does the code fail? val names = arrayOf(3) names[3]= "Delta"

If a class has one or more secondary constructors, what must each of them do?

When you can omit constructor keyword from the primary constructor?

How many different kinds of constructors are available for kotlin classes?

What is the default visibility modifier in Kotlin?

You are attempting to assign an integer variable to a long variable, but Kotlin compiler flags it as an error. Why?

You have started a long-running coroutine whose job you have assigned to a variable named task. If the need arose, how could you abort the coroutine? val task = launch { // long running job}

You are writing a console app in Kotlin that processes test entered by the user. If the user enters an empty string, the program exits. Which kind of loop would work best for this app? Keep in mind that the loop is entered at least once

What is the entry point for a Kotlin application?

Inside an extension function, what is the name of the variable that corresponds to the receiver object