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Question:
Which sequence can be used to substitute the value of any ruby expression in a string?

1.#(expr)

2.#{expr}

3.#expr

4.None of the mentioned

Posted Date:-2022-02-07 11:09:11

More MCQS Questions and answers

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  7. 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
  8. What is the output of the given code? Ans=Ruby puts "#[Ans] is an oop language"
  9. What is the output of the given code? my_string=Ruby puts(my_string)
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  11. What will be the output of the following? "Eric".irreverse
  12. What will be the output of the following? "Ruby".reverse.upcase
  13. What will be the output of the given code? boolean_1 = false || -10 > -9 puts boolean_1
  14. What will the following expression evaluate to? true && false
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  18. Which of the following is the valid string method?
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  20. For getting an input from the user which method is used?
  21. How to comment a single line?
  22. How to comment multiple lines in ruby?
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