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Which Swift data type is best suited to store whole numbers without decimals?

easy📝 Conceptual Q1 of 15
iOS Swift - Swift Language Essentials
Which Swift data type is best suited to store whole numbers without decimals?
ABool
BInt
CString
DDouble
Step-by-Step Solution
Solution:

  1. Step 1: Understand the data types

    Int stores whole numbers, Double stores decimal numbers, String stores text, Bool stores true/false.

  2. Step 2: Match the requirement

    Whole numbers without decimals match Int type.

  3. Final Answer:

    Int -> Option B

  4. Quick Check:

    Whole numbers = Int [OK]
Quick Trick: Use Int for whole numbers without decimals [OK]
Common Mistakes:
  • Confusing Int with Double
  • Using String for numbers
  • Using Bool for numbers

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