Introduction

Question 1

Write the three data types of ruby, and print the value out.

Answer 1

my_age = 18
my_boolean = true
my_name = ‘Scott’

puts my_age
puts my_boolean
puts my_name

Question 2

Do the following three things:

• Print out your name so it’s backwards
• Print out your name so it’s all uppercase
• Print out your name so it’s all lowercase

Answer 2

puts ‘Scott’.reverse
puts ‘Scott’.upcase
puts ‘Scott’.downcase

Question 3

How do you write a single-line comment and how about a multi-line comment?

Answer 3

Don’t lose your focus now!

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