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Why might a Django project choose Memcached over Redis for caching when only simple key-value storage is needed?

hard📝 Conceptual Q10 of 15
Django - Caching
Why might a Django project choose Memcached over Redis for caching when only simple key-value storage is needed?
AMemcached supports pub/sub messaging natively
BMemcached supports advanced data structures like Redis
CMemcached provides built-in data persistence
DMemcached is simpler to set up and uses less memory for basic caching
Step-by-Step Solution
Solution:

  1. Step 1: Compare Memcached and Redis features

    Memcached is lightweight and simpler, ideal for basic caching needs.

  2. Step 2: Identify Redis advanced features

    Redis supports data persistence, pub/sub, and complex data types, which may be unnecessary overhead.

  3. Final Answer:

    Memcached is simpler to set up and uses less memory for basic caching -> Option D

  4. Quick Check:

    Memcached is lightweight and simple; Redis is feature-rich [OK]
Quick Trick: Memcached is simpler and lighter for basic caching [OK]
Common Mistakes:
MISTAKES
  • Thinking Memcached supports persistence
  • Confusing Redis-only features with Memcached

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