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Why is it important to include a checklist item for 'ensuring thread safety' in an LLD code review for a multi-threaded system?

hard📝 Conceptual Q10 of 15
LLD - Advanced LLD Concepts
Why is it important to include a checklist item for 'ensuring thread safety' in an LLD code review for a multi-threaded system?
ATo improve UI responsiveness
BTo simplify database schema
CTo reduce network latency
DTo prevent race conditions and data corruption
Step-by-Step Solution
Solution:
  1. Step 1: Understand thread safety importance

    In multi-threaded systems, concurrent access can cause race conditions and corrupt data.
  2. Step 2: Identify why checklist item matters

    Ensuring thread safety prevents these issues, improving reliability and correctness.
  3. Final Answer:

    To prevent race conditions and data corruption -> Option D
  4. Quick Check:

    Thread safety purpose = B [OK]
Quick Trick: Thread safety avoids concurrency bugs [OK]
Common Mistakes:
  • Confusing thread safety with UI or network issues
  • Ignoring concurrency problems
  • Focusing on unrelated system parts

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