Named arguments for clarity in Kotlin - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to call the function with named arguments for clarity.

Kotlin

fun greet(name: String, age: Int) {
    println("Hello, $name! You are $age years old.")
}

greet(name = "Alice", age = 30)

Drag options to blanks, or click blank then click option'

Aage

Bgreet

Cname

Dprintln

Attempts:

3 left

💡 Hint

Common Mistakes

Using the function name or other unrelated words inside the string.

Using the named argument 'name' inside the string prints the correct greeting.

2fill in blank

medium

Complete the function call using named arguments to improve readability.

Kotlin

fun calculateArea(length: Double, width: Double): Double {
    return length * width
}

val area = calculateArea([1] = 5.0, [2] = 3.0)

Drag options to blanks, or click blank then click option'

Aarea

Bwidth

Clength

DcalculateArea

Attempts:

3 left

💡 Hint

Common Mistakes

Using the wrong parameter name or omitting names.

The first argument should be named 'length' and the second 'width' to match the function parameters.

3fill in blank

hard

Fix the error in the function call by using named arguments correctly.

Kotlin

fun displayInfo(name: String, city: String) {
    println("$name lives in $city.")
}

displayInfo([1] = "Bob", city = "New York")

Drag options to blanks, or click blank then click option'

Aname

Bprintln

CdisplayInfo

Dcity

Attempts:

3 left

💡 Hint

Common Mistakes

Naming the wrong parameter or mixing named and positional arguments incorrectly.

The first argument must be named 'name' to match the function parameter.

4fill in blank

hard

Fill both blanks to call the function with named arguments in any order.

Kotlin

fun orderCoffee(size: String, type: String) {
    println("Order: $size $type coffee")
}

orderCoffee([1] = "Latte", [2] = "Large")

Drag options to blanks, or click blank then click option'

Atype

Bsize

CorderCoffee

Dprintln

Attempts:

3 left

💡 Hint

Common Mistakes

Using positional arguments or wrong parameter names.

Named arguments allow any order; 'type' and 'size' must match parameters.

5fill in blank

hard

Fill all three blanks to define and call a function using named arguments for clarity.

Kotlin

fun [1](firstName: String, lastName: String, age: Int) {
    println("$firstName $lastName is $age years old.")
}

[1]([2] = "John", [3] = "Doe", age = 25)

Drag options to blanks, or click blank then click option'

AprintPerson

BfirstName

ClastName

Dage

Attempts:

3 left

💡 Hint

Common Mistakes

Using wrong function or parameter names.

The function name is 'printPerson'; arguments must match parameter names 'firstName' and 'lastName'.