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What does strong typing mean in the context of Ruby?

easy📝 Conceptual Q2 of 15
Ruby - Variables and Data Types
What does strong typing mean in the context of Ruby?
ARuby prevents operations between incompatible types without explicit conversion
BRuby requires all variables to be declared with types
CRuby does not check types at all
DRuby allows implicit conversion between types freely
Step-by-Step Solution
Solution:
  1. Step 1: Define strong typing

    Strong typing means the language prevents mixing incompatible types unless explicitly converted.
  2. Step 2: Match Ruby's behavior

    Ruby raises errors if you try to add a number and a string without conversion, so it is strongly typed.
  3. Final Answer:

    Ruby prevents operations between incompatible types without explicit conversion -> Option A
  4. Quick Check:

    Strong typing = No implicit type mixing [OK]
Quick Trick: Strong typing stops mixing types without explicit conversion [OK]
Common Mistakes:
  • Thinking Ruby automatically converts types
  • Confusing strong typing with static typing
  • Assuming Ruby ignores type errors

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