Test 80 completed: test_symbols_are_not_strings

Given:
  symbol = :ruby
  symbol.is_a?(String) == false
Passed test 81: test_symbols_do_not_have_string_methods

Result is confirmation of the test name. Symbols do not have string methods. Given:
  symbol = :not_a_string
  symbol.respond_to?(:each_char) == false
  symbol.respond_to?(:reverse) == false
Passed test 82: test_symbols_cannot_be_concatenated

Attempting to do:
  :cats + :dogs
Well result into a NoMethodError
Passed test 83: test_symbols_can_be_dynamically_created

Given:
  ("cats" + "dogs").to_sym
You will get the following symbol:
  :catsdogs
Test 84 passed: test_a_pattern_is_a_regular_expression

Given:
  /pattern/.class
The returned value is:
  Regexp