[Solved] What is the output of this Ruby code?grade = 'B' case grade when 'A' puts "Excellent" when 'B', 'C' puts "Good" when 'D' puts "Pass" else puts "Fail" end | Ruby

Ruby - Control Flow

What is the output of this Ruby code?

grade = 'B'
case grade
when 'A'
  puts "Excellent"
when 'B', 'C'
  puts "Good"
when 'D'
  puts "Pass"
else
  puts "Fail"
end

AFail

BExcellent

CPass

DGood

Step-by-Step Solution

Solution:

Step 1: Identify the value of grade
The variable grade is set to 'B'.
Step 2: Match grade in case/when
The when 'B', 'C' line matches 'B', so it runs puts "Good".
Final Answer:
Good -> Option D
Quick Check:
grade 'B' matches when 'B', 'C' [OK]

Quick Trick: Check all values in when line, including multiple matches [OK]

Common Mistakes:

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