Fundamentals of Functional Programming

Question 1

First-Class Object

Answer 1

Any object that can be used as an argument or result of a functional call

Question 2

High Order Function

Answer 2

A function that takes a function as its inputs or created a function as its outputs.

Question 3

Function Application

Answer 3

The process of calculating the result of a function by passing it some data to produce a result

Question 4

Partial Application (of a function)

Answer 4

The process of applying a function by creating an intermediate function by fixing some of the arguments to the function.

Question 5

Function Composition

Answer 5

Combining two or more functions together to create more complex functions.

Question 6

Map Function

Answer 6

A function that generates an output list from an input list by applying a function to each element in the input list.

Question 7

Filter Function

Answer 7

A method of creating a subset based on a specified critera.

Question 8

Reduce/fold function

Answer 8

A method of reducing a list to a single element by combining the elements using a function

Question 9

Tail

Answer 9

Every element in a list apart from the head (think of it as a snake)

Question 10

Head

Answer 10

The first element in a list