Arrays

Question 1

What is an array?

Answer 1

A data structure that can store a collection of data values all under one name

Question 2

What is each piece of data in an array called?

Answer 2

An element

Question 3

What can each element be accessed by?

Answer 3

its position (index) in an array

Question 4

What are 1 - Dimensional Arrays like?

Answer 4

Lists

Question 5

How do you create an array?

Answer 5

array rowers[4] -> number of elements the array can have
rowers[0] = Poo
repeat with 1,2,3

Question 6

How do you retrieve an element from an array?

Answer 6

Using the name of the array and the element’s position
e.g. print(rowers[0])

Question 7

How do you change an element in an array?

Answer 7

reassign the array position to a different data value
e.g. rowers[0] = Tom