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Q. How do you open a file in Ruby in write mode, creating it if it does not exist?
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Q. Which metacharacter is used to specify optional characters in a regular expression in Ruby?
Q. What will be output for the following code?
Q. What happens if an exception is raised within an ensure block in Ruby?
Q. How do you find the number of hours between two DateTime objects in Ruby?
Q. What is the purpose of the rescue keyword in Ruby?
Q. What is the output of the following code snippet? x = 5 while x > 0 puts x x -= 1 end
Q. What does the return keyword do in Ruby methods?
Q. What is the purpose of the seconds_since_midnight method for a Time object in Ruby?
Q. What is the output of the expression: "5" + "2" in Ruby?
Q. Which keyword is used to begin the exception handling block in Ruby?
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