The Kotlin .. operator can be written as which function?

In this code snippet, why does the compiler not allow the value of y to change? For(y in 1..100) y+=2

This code snippet compiles without error, but never prints the results when executed. What could be wrong? Val result = generateSequence(1) { it + 1 }.toList(); Println(result)

You would like to group a list of students by last name and get the total number of groups. Which line of code accomplishes this, assuming you have a list of the Student data class? Data class Student(val firstName: String, val lastName: String)

You have an unordered list of high scores. Which is the simple method to sort the highScores in descending order? fun main() { val highScores = listOf(4000, 2000, 10200, 12000, 9030)}

Your class has a property name that gets assigned later. You do not want it to be a nullable type. Using a delegate, how should you declare it?

You have an enum class Signal that represents the state of a network connection. You want to print the position number of the SENDING enum. Which line of code does that?

Which snippet correctly shows setting the variable max to whichever variable holds the greatest value, a or b, using idiomatic Kotlin?

Kotlin has two equality operators, == and ===. What is the difference?

You have created a class that should be visible only to the other code in its module. Which modifier do you use?

Which is the correct declaration of an integer array with a size of 5?