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You tried to start an EC2 instance but received an error saying the instance is terminated. What is the likely cause?

medium📝 Debug Q6 of 15
AWS - EC2 Fundamentals
You tried to start an EC2 instance but received an error saying the instance is terminated. What is the likely cause?
ATerminated instances cannot be started again
BYou need to stop the instance first
CThe instance is already running
DYou must reboot the instance instead
Step-by-Step Solution
Solution:

  1. Step 1: Understand instance lifecycle rules

    Terminated instances are deleted and cannot be restarted.

  2. Step 2: Identify why start fails

    Trying to start a terminated instance causes an error because it no longer exists.

  3. Final Answer:

    Terminated instances cannot be started again -> Option A

  4. Quick Check:

    Terminated = no restart possible [OK]
Quick Trick: Terminated instances are gone, cannot start again [OK]
Common Mistakes:
MISTAKES
  • Trying to stop terminated instance
  • Assuming reboot works on terminated
  • Confusing running with terminated

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