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How can you combine search functionality with user personalization to improve result relevance?

hard📝 Trade-off Q9 of 15
LLD - Design — Library Management System
How can you combine search functionality with user personalization to improve result relevance?
AIncorporate user behavior data into the ranking algorithm
BStore user passwords in the search index
CDisable caching to always fetch fresh results
DUse a single global index for all users without filters
Step-by-Step Solution
Solution:

  1. Step 1: Understand personalization in search

    Personalization means tailoring results based on user preferences or past behavior.

  2. Step 2: Identify how to improve relevance

    Using user behavior data in ranking helps show more relevant results to each user.

  3. Final Answer:

    Incorporate user behavior data into the ranking algorithm -> Option A

  4. Quick Check:

    User personalization = behavior data in ranking [OK]
Quick Trick: Use user data to personalize ranking [OK]
Common Mistakes:
MISTAKES
  • Storing passwords in index is insecure
  • Disabling cache reduces performance
  • Ignoring user filters reduces relevance

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