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Which of the following is the correct way to call the method upcase on a string object name in Ruby?

easy📝 Syntax Q12 of 15
Ruby - Basics and Runtime
Which of the following is the correct way to call the method upcase on a string object name in Ruby?
Aname.upcase
Bupcase(name)
Cname->upcase()
Dupcase.name()
Step-by-Step Solution
Solution:
  1. Step 1: Recall Ruby method call syntax

    In Ruby, methods are called on objects using dot notation: object.method.
  2. Step 2: Apply to the string object

    For the string variable name, calling upcase is done as name.upcase.
  3. Final Answer:

    name.upcase -> Option A
  4. Quick Check:

    Method call syntax = object.method [OK]
Quick Trick: Use dot (.) to call methods on objects in Ruby [OK]
Common Mistakes:
MISTAKES
  • Using function-style calls like upcase(name)
  • Using arrow (->) notation from other languages
  • Placing method after dot incorrectly

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