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Why is it important to use both username and password for authentication on a Raspberry Pi?

hard🧠 Conceptual Q10 of 15
Raspberry Pi - Security and Deployment
Why is it important to use both username and password for authentication on a Raspberry Pi?
ABecause username and password are always the same
BBecause password alone can slow down the system
CBecause Raspberry Pi requires two inputs to boot
DBecause username alone is not secure enough to verify identity
Step-by-Step Solution
Solution:
  1. Step 1: Understand authentication factors

    Username identifies the user, password verifies identity.
  2. Step 2: Recognize security importance

    Username alone is easy to guess; password adds security.
  3. Final Answer:

    Because username alone is not secure enough to verify identity -> Option D
  4. Quick Check:

    Two-factor check improves security [OK]
Quick Trick: Username identifies, password verifies identity [OK]
Common Mistakes:
MISTAKES
  • Thinking username alone is enough
  • Believing password slows system
  • Confusing boot process with authentication

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