Functional programming paradigm

Question 1

What is a first class object?

Answer 1

An object that can:

• Appear in expressions
• be assigned to a variable
• be assigned as an argument
• be returned from a function

Question 2

What is a high order function?

Answer 2

A function that takes a function as an argument or returns a function (or both)

Question 3

What is partial function application?

Answer 3

Providing some of a functions arguments and producing a function that takes the remainder of the arguments

Question 4

What is functional composition?

Answer 4

The process of combining two or more functions