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Q. Which of the following features does the 2.0 version of ruby supports?
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Q. What is the main difference between a lambda and a Proc in Ruby?
Q. What is the purpose of the with_index method in Ruby enumerators?
Q. What is the purpose of the Enumerable#reduce method in Ruby?
Q. In Ruby, how do you define default parameter values for a method?
Q. What does the "splat" operator (*) do when used in method definitions in Ruby?
Q. How to comment multiple lines in ruby?
Q. Which Ruby convention is commonly used for naming variables and method parameters?
Q. What is the extension used for saving the ruby file?
Q. Which method in Ruby is used to check if a key exists in a hash?
Q. What is the output of the given code? a= 5 b=10 while a <10 && b<20 puts a-b a+=2 b+=2 end
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