Fundies I Weeks 1

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Questions and Answers

Which method would you use to check if all paintings in a list are created by the same artist?

filter

map

any

all (correct)

Which loop is appropriate for continuously prompting a user until a valid password is entered?

for

while

do-while (correct)

foreach

What should you do if the list of interest rates contains fewer than two valid rates?

Indicate the list is invalid. (correct)

Keep looking for better options.

Prompt the user for new rates.

Start saving now!

What would the response be for the list [1, 5] as per the savings function requirements?

SavingsResponse.SAVE_NOW Signup and view all the answers

Which programming paradigm distinguishes itself with the concept of mutable state?

Imperative programming Signup and view all the answers

In which scenario would the response be 'SavingsResponse.KEEP_LOOKING'?

A list with rates [3, 4] Signup and view all the answers

What is the importance of testing edge cases, such as an empty list, in a function?

It confirms correct error handling. Signup and view all the answers

Which type of loop is ideal for printing each painting in a list?

for Signup and view all the answers

What type of data can the parameter 'p' in the function 'fun f(p: ???): ???' accept?

String, Int, or Boolean values Signup and view all the answers

What is the expected return type of the function 'fun f(p: ???): ???' that returns 'p.take(2) + p[p.size - 1].drop(1)'?

String Signup and view all the answers

Which of the following statements is true regarding code coverage in testing?

Missing true cases may indicate insufficient testing Signup and view all the answers

In the context of the function 'campusToCurrency', which campus correctly maps to GBP?

LONDON Signup and view all the answers

What would the output of 'println(temp.length)' be if the input to function 'fun f(p: Boolean)': is true?

14 Signup and view all the answers

What is the goal of writing the function 'welcome'?

To greet users and provide the currency based on their campus Signup and view all the answers

Which of the following types cannot be inferred directly from the functions presented?

Color Signup and view all the answers

In 'fun welcome(name: String, campus: Campus)', what does the 'campus' parameter represent?

A user's geographic location Signup and view all the answers

What is the purpose of the while loop in the provided code snippet?

To repeatedly ask for a number until it is correct Signup and view all the answers

In the function definition, what does the returnType represent?

The type of data the function will return Signup and view all the answers

Which of the following examples represents a list?

val lst = listOf(4, 5, 8, 48) Signup and view all the answers

What would happen if the value of input is less than the secret value in the provided loop?

The program would prompt the user to input again Signup and view all the answers

Which data structure is used to model a fixed set of options?

Enum class Signup and view all the answers

What does the @EnabledTest annotation indicate in the function?

The function is marked to be executed as a test Signup and view all the answers

Which of these represents the correct format for accessing an element in a list?

list[index] Signup and view all the answers

What will the function 'any' return when the input list is empty?

False Signup and view all the answers

What type of function design focuses on performing one simple task?

Single-responsibility function Signup and view all the answers

Which method would you use to obtain a sorted version of a list?

.sorted() Signup and view all the answers

How is recursion defined in the context of a function?

A function calling itself Signup and view all the answers

Which of the following is NOT an example of a source of information for creating lists?

Defining variables without initializing them Signup and view all the answers

What does the sealed class 'LinkedList' represent?

A collection of nodes and an empty state Signup and view all the answers

In the context of lists, what does the method .size return?

The number of elements in the list Signup and view all the answers

What indicates an option handling in the useOption function?

A when expression Signup and view all the answers

Which statement correctly describes the 'drop' method?

Returns a new list after removing specified items from the start Signup and view all the answers

What is the primary use of the 'substring' method in a string?

To extract a portion of the string based on a range Signup and view all the answers

What would 'data.class Pieces(val a: Int, val b: String)' define?

A structure to hold related values Signup and view all the answers

In these programming constructs, what does 'if, else if, else' typically represent?

A conditional branching mechanism Signup and view all the answers

What would using 'println(str)' accomplish in the code?

Print the value of 'str' to the console Signup and view all the answers

What is the primary goal of learning programming in this course?

Understand how to have a positive impact in the world via computing Signup and view all the answers

What does the acronym DRY stand for in programming principles?

Don't Repeat Yourself Signup and view all the answers

Which programming paradigms are primarily covered in this course?

Imperative, functional, and object-oriented Signup and view all the answers

What does Test-Driven Development help achieve?

It provides confidence in the code and exemplifies for others Signup and view all the answers

Which principle of software design emphasizes breaking complex problems into smaller parts?

Separation of Responsibility Signup and view all the answers

How does Type-Driven Development benefit programming in Kotlin?

It helps catch errors sooner and improve performance Signup and view all the answers

What is a key characteristic of modularity in software design?

Modules are independent and well-designed components Signup and view all the answers

What is NOT a programming paradigm mentioned in the course?

Contextual Signup and view all the answers

Study Notes

Color Palettes

Represent a color palette for an office using five colors
Use a data type to represent this information
Each color palette must have five colors

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