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What is a key advantage of using List<T> instead of arrays in C# when dealing with dynamic data sizes?

easy🧠 Conceptual Q1 of Q15
C Sharp (C#) - Collections
What is a key advantage of using List<T> instead of arrays in C# when dealing with dynamic data sizes?
ALists use less memory than arrays
BArrays provide built-in sorting methods
CLists can automatically resize to accommodate new elements
DArrays allow adding elements without limits
Step-by-Step Solution
Solution:

  1. Step 1: Understand array size

    Arrays have a fixed size once created and cannot grow dynamically.

  2. Step 2: Understand List behavior

    Lists automatically resize internally when elements are added beyond current capacity.

  3. Final Answer:

    Lists can automatically resize to accommodate new elements -> Option C

  4. Quick Check:

    Dynamic resizing is a key List feature [OK]
Quick Trick: Lists resize automatically; arrays do not [OK]
Common Mistakes:
MISTAKES
  • Assuming arrays can grow dynamically
  • Confusing memory usage between arrays and lists

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