The answer is to use the EC2 console to stop and start the instance, which moves it to new underlying hardware. This is correct because when EC2 status checks fail, the instance is running but has lost network or system reachability, often due to underlying host issues. A stop and start action forces the instance onto healthy hardware while preserving the Elastic IP, EBS volumes, and SAP application configuration, restoring service without data loss. On the AWS Certified SAP on AWS Specialty PAS-C01 exam, this scenario tests your understanding of the difference between instance recovery actions: rebooting only restarts the OS on the same host, while a stop/start triggers a true hardware migration. A common trap is choosing to terminate and relaunch, which would destroy the instance and risk data loss. Memory tip: “Stop and start moves the heart; reboot stays on the same cart.”
PAS-C01 Operations and Maintenance Practice Question
This PAS-C01 practice question tests your understanding of operations and maintenance. This is a configuration task: choose the command set that satisfies every stated requirement. Small differences — like 'secret' vs 'password' or 'transport input ssh' vs 'all' — change whether the answer is correct. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
An SAP administrator receives an alert that the SAP application server is not responding. The administrator checks the EC2 console and sees that the instance state is 'running' but the status checks have failed. Which step should be taken first to restore the SAP application?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "first"
Why it matters: Order matters here. You are being tested on which action comes before the others — not which action is generally useful.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Use the EC2 console to stop and start the instance, which will move it to new underlying hardware.
If status checks fail, the instance may have OS or network issues. Recovering the instance with the same Elastic IP and EBS volumes restores the SAP application. Option A is wrong because creating a new instance takes time and may not have the same configuration. Option B is wrong because rebooting might not fix underlying issues. Option C is correct. Option D is wrong because terminating loses data.
Key principle: NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
Terminate the instance and launch a new one using the same AMI.
Why it's wrong here
Terminating loses the instance and requires reconfiguration.
✓
Use the EC2 console to stop and start the instance, which will move it to new underlying hardware.
Why this is correct
Stop/start recovers from hardware issues and preserves the instance ID, EBS volumes, and Elastic IP.
Clue confirmation
The clue word "first" in the question point toward this answer.
Related concept
Static NAT maps one inside address to one outside address.
✗
Reboot the EC2 instance from the AWS Management Console.
Why it's wrong here
Rebooting may not resolve persistent status check failures.
✗
Create a new EC2 instance from the latest AMI and attach the existing EBS volumes.
Why it's wrong here
Creating a new instance from AMI would not have the same data unless volumes are attached, but it's slower.
Common exam traps
Common exam trap: NAT rules depend on direction and matching traffic
NAT is not only about the public address. The inside/outside interface roles and the ACL or rule that matches traffic are just as important.
Detailed technical explanation
How to think about this question
NAT questions usually test address translation, overload/PAT behaviour, static mappings and whether the right traffic is being translated. Read the interface direction and address terms carefully.
KKey Concepts to Remember
Static NAT maps one inside address to one outside address.
PAT allows many inside hosts to share one public address using ports.
Inside local and inside global describe the private and translated addresses.
NAT ACLs identify traffic for translation, not always security filtering.
TExam Day Tips
→Identify inside and outside interfaces first.
→Check whether the scenario needs static NAT, dynamic NAT or PAT.
→Do not confuse NAT matching ACLs with normal packet-filtering intent.
Key takeaway
NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Real-world example
How this comes up in practice
A healthcare organisation deploys an application with a public-facing web tier and a private database tier. The database subnet has no public IP and only accepts connections from the web tier's security group. Questions like this test whether you can design cloud network isolation using VNets/VPCs, subnets, and security group rules.
What to study next
Got this wrong? Here's your next step.
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related PAS-C01 NAT questions on configuration and troubleshooting.
Operations and Maintenance — This question tests Operations and Maintenance — Static NAT maps one inside address to one outside address..
What is the correct answer to this question?
The correct answer is: Use the EC2 console to stop and start the instance, which will move it to new underlying hardware. — If status checks fail, the instance may have OS or network issues. Recovering the instance with the same Elastic IP and EBS volumes restores the SAP application. Option A is wrong because creating a new instance takes time and may not have the same configuration. Option B is wrong because rebooting might not fix underlying issues. Option C is correct. Option D is wrong because terminating loses data.
What should I do if I get this PAS-C01 question wrong?
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related PAS-C01 NAT questions on configuration and troubleshooting.
Are there clue words in this question I should notice?
Yes — watch for: "first". Order matters here. You are being tested on which action comes before the others — not which action is generally useful.
What is the key concept behind this question?
Static NAT maps one inside address to one outside address.
About these practice questions
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These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. An SAP administrator is troubleshooting an issue where the SAP system is not responding. The administrator checks the AWS Management Console and finds that the EC2 instance status checks are failing. Which three actions should the administrator take to recover the instance? (Choose THREE.)
hard
A.Change the instance type
✓ B.Check the system logs for errors
C.Attach a new EBS volume
✓ D.Reboot the instance
✓ E.Stop and start the instance
Why B: Option A (Stop and start the instance) is correct because it moves the instance to new hardware. Option C (Reboot the instance) is correct because it may resolve transient issues. Option E (Check system logs) is correct because it helps diagnose the root cause. Option B is wrong because attaching a new EBS volume won't fix the instance health. Option D is wrong because changing instance type might not help if the issue is underlying hardware.
Last reviewed: Jun 20, 2026
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This PAS-C01 practice question is part of Courseiva's free Amazon Web Services certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the PAS-C01 exam.
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