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Which of the following correctly declares a Char variable in Kotlin?

easy📝 Conceptual Q11 of 15
Kotlin - Data Types
Which of the following correctly declares a Char variable in Kotlin?
Aval letter: Char = `A`
Bval letter: Char = "A"
Cval letter: Char = A
Dval letter: Char = 'A'
Step-by-Step Solution
Solution:
  1. Step 1: Understand Char declaration syntax

    In Kotlin, a Char value must be enclosed in single quotes, like 'A'.
  2. Step 2: Check each option

    val letter: Char = 'A' uses single quotes correctly. val letter: Char = "A" uses double quotes (String). val letter: Char = A has no quotes (invalid). val letter: Char = `A` uses backticks (invalid for Char).
  3. Final Answer:

    val letter: Char = 'A' -> Option D
  4. Quick Check:

    Char uses single quotes = A [OK]
Quick Trick: Char values use single quotes, not double quotes [OK]
Common Mistakes:
MISTAKES
  • Using double quotes instead of single quotes
  • Omitting quotes around the character
  • Using backticks instead of quotes

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