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What is the main advantage of using vararg parameters in Kotlin functions?

easy📝 Conceptual Q1 of 15
Kotlin - Functions

What is the main advantage of using vararg parameters in Kotlin functions?

ARestricts the function to accept only arrays
BEnforces exactly one argument to be passed
CAllows passing a variable number of arguments of the same type
DAutomatically converts arguments to strings
Step-by-Step Solution
Solution:

  1. Step 1: Understand the purpose of vararg

    The vararg keyword allows a function to accept zero or more arguments of the same type as a variable-length list.

  2. Step 2: Compare options

    Only Allows passing a variable number of arguments of the same type correctly describes this behavior. Other options describe incorrect or unrelated behaviors.

  3. Final Answer:

    Allows passing a variable number of arguments of the same type -> Option C

  4. Quick Check:

    Vararg purpose = variable arguments [OK]
Quick Trick: Vararg lets you pass many arguments without an array [OK]
Common Mistakes:
MISTAKES
  • Thinking vararg restricts to one argument
  • Confusing vararg with array parameters
  • Assuming vararg converts types automatically

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