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In designing a move validation module for a board game system, what is the fundamental purpose of this module?

easy🧠 Conceptual Q1 of 15
LLD - Design — Tic-Tac-Toe Game
In designing a move validation module for a board game system, what is the fundamental purpose of this module?
ATo ensure that every move complies with the game rules before updating the game state
BTo render the game board visually after each move
CTo log all player moves for analytics purposes
DTo manage user authentication and session control
Step-by-Step Solution
Solution:

  1. Step 1: Understand the role of move validation

    Move validation checks if a move is legal according to game rules.

  2. Step 2: Identify the core function

    The module prevents illegal moves from affecting the game state.

  3. Final Answer:

    To ensure that every move complies with the game rules before updating the game state -> Option A

  4. Quick Check:

    Move validation enforces rules, not rendering or logging [OK]
Quick Trick: Move validation enforces rules before state update [OK]
Common Mistakes:
MISTAKES
  • Confusing move validation with UI rendering
  • Assuming move validation handles user authentication
  • Thinking move validation is for analytics only

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