Comparison operators in Ruby - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to check if a is equal to b.

Ruby

if a [1] b
  puts "Equal"
end

Drag options to blanks, or click blank then click option'

A==

B=

C!=

D<

Attempts:

3 left

💡 Hint

Common Mistakes

Using '=' instead of '==' for comparison.

The operator == checks if two values are equal in Ruby.

2fill in blank

medium

Complete the code to check if x is greater than 10.

Ruby

if x [1] 10
  puts "x is big"
end

Drag options to blanks, or click blank then click option'

A<

B<=

C>

D==

Attempts:

3 left

💡 Hint

Common Mistakes

Using '<' instead of '>' for checking greater than.

The operator > checks if the left value is greater than the right value.

3fill in blank

hard

Fix the error in the code to check if num is not equal to 5.

Ruby

if num [1] 5
  puts "Not five"
end

Drag options to blanks, or click blank then click option'

A==

B=

C<>

D!=

Attempts:

3 left

💡 Hint

Common Mistakes

Using '=' instead of '!=' for not equal comparison.

The operator != means 'not equal' in Ruby.

4fill in blank

hard

Fill both blanks to check if age is between 18 and 65 inclusive.

Ruby

if age [1] 18 && age [2] 65
  puts "Adult"
end

Drag options to blanks, or click blank then click option'

A>=

B<

C<=

D>

Attempts:

3 left

💡 Hint

Common Mistakes

Using '<' instead of '<=' or '>' instead of '>='.

Use >= to check if age is at least 18, and <= to check if age is at most 65.

5fill in blank

hard

Fill all three blanks to create a hash with keys as uppercase words and values as word lengths greater than 3.

Ruby

result = words.select { |word| word.length [3] 3 }.map { |word| [ [1], [2] ] }.to_h

Drag options to blanks, or click blank then click option'

Aword.upcase

Bword.length

C>

Dword

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'word' instead of 'word.upcase' for keys.

Using '<' instead of '>' for length comparison.

This creates a hash where keys are uppercase words and values are their lengths, but only for words longer than 3 characters.