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What is the primary purpose of setting up a firewall on a Raspberry Pi?

easy🧠 Conceptual Q1 of 15
Raspberry Pi - Security and Deployment
What is the primary purpose of setting up a firewall on a Raspberry Pi?
ATo control incoming and outgoing network traffic
BTo increase the processing speed of the Raspberry Pi
CTo automatically update the Raspberry Pi software
DTo create backup copies of files
Step-by-Step Solution
Solution:
  1. Step 1: Understand what a firewall does

    A firewall controls network traffic by allowing or blocking connections based on rules.
  2. Step 2: Apply this to Raspberry Pi security

    Setting up a firewall on Raspberry Pi helps protect it by controlling which network traffic is allowed.
  3. Final Answer:

    To control incoming and outgoing network traffic -> Option A
  4. Quick Check:

    Firewall purpose = Control network traffic [OK]
Quick Trick: Firewall controls network traffic to protect your Pi [OK]
Common Mistakes:
MISTAKES
  • Confusing firewall with software updates
  • Thinking firewall speeds up the device
  • Assuming firewall creates backups

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