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Which statement best describes Ruby's variable assignment during runtime?

easy📝 Conceptual Q2 of 15
Ruby - Basics and Runtime
Which statement best describes Ruby's variable assignment during runtime?
AVariables are assigned values immediately when the assignment line runs
BVariables are assigned values only after the entire program is parsed
CVariables must be declared before assignment
DVariables cannot change values once assigned
Step-by-Step Solution
Solution:

  1. Step 1: Recall Ruby's runtime execution

    Ruby executes code line by line, assigning variables as it encounters them.

  2. Step 2: Variable assignment timing

    Variables get their values immediately when the assignment line is executed.

  3. Final Answer:

    Variables are assigned values immediately when the assignment line runs -> Option A

  4. Quick Check:

    Ruby variable assignment = Immediate on execution [OK]
Quick Trick: Variables get values as code runs, not before [OK]
Common Mistakes:
  • Thinking variables need declaration before assignment
  • Assuming assignment waits until program ends
  • Believing variables are immutable

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