PAS-C01 Migration Practice Question
Network Topology
Refer to the exhibit. An administrator runs the CLI command to check the status of SAP application instances. The output shows two instances. The administrator needs to stop the running instance and start the stopped instance for a planned migration. Which command should they run?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
aws ec2 start-instances --instance-ids i-0abcd1234efgh5678 && aws ec2 stop-instances --instance-ids i-0dcba4321hgfe8765
They need to start i-0abcd1234efgh5678 (stopped) and then stop i-0dcba4321hgfe8765 (running). Option A is wrong because the order is reversed. Option C is wrong because they start the wrong instance. Option D is wrong because they stop the wrong instance.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
aws ec2 start-instances --instance-ids i-0dcba4321hgfe8765 && aws ec2 stop-instances --instance-ids i-0abcd1234efgh5678
Why it's wrong here
This starts the running instance and stops the stopped instance.
- ✓
aws ec2 start-instances --instance-ids i-0abcd1234efgh5678 && aws ec2 stop-instances --instance-ids i-0dcba4321hgfe8765
Why this is correct
This correctly starts the stopped instance and stops the running instance.
- ✗
aws ec2 start-instances --instance-ids i-0abcd1234efgh5678 && aws ec2 stop-instances --instance-ids i-0abcd1234efgh5678
Why it's wrong here
This starts and then stops the same instance.
- ✗
aws ec2 stop-instances --instance-ids i-0dcba4321hgfe8765 && aws ec2 start-instances --instance-ids i-0dcba4321hgfe8765
Why it's wrong here
This stops and then starts the same instance.
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