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Q. What is the purpose of the include keyword in Ruby?
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Q. What does the `each_key` method do when called on a hash in Ruby?
Q. What does the start_of_week method do for a Date object in Ruby?
Q. What is the result of the expression: 9 / 2 in Ruby?
Q. Which command is commonly used to run MiniTest tests from the command line?
Q. What does the `include?` method do when used with strings in Ruby?
Q. What will we the output of the given code? "I'am Learning RUBY Language".downcase
Q. What does the self keyword refer to in Ruby classes?
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