AWS - EC2 Fundamentals
You want to save costs by stopping an EC2 instance but keep its data intact for later use. Which instance state should you use and why?
You want to save costs by stopping an EC2 instance but keep its data intact for later use. Which instance state should you use and why?
hard📝 Application Q15 of 15
Step-by-Step Solution
Solution:
Step 1: Understand cost and data retention
Stopping an instance powers it off but keeps the attached storage intact, preserving data.Step 2: Compare with termination
Terminating deletes the instance and storage, losing data and cannot be restarted.Step 3: Choose correct state for saving costs and keeping data
Stopping is the correct choice to save costs while keeping data safe.Final Answer:
Stop, because it powers off the instance but keeps data on the disk -> Option BQuick Check:
Stop = Save cost + keep data [OK]
Quick Trick: Stop to save cost and keep data intact [OK]
Common Mistakes:
- Choosing terminate and losing data
- Thinking running saves cost
- Confusing pending with stop
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