A web application was updated at 10:00. At 10:05, the SIEM reports a sharp rise in HTTP 500 errors and WAF blocks from the same source range. The application owner says customers are seeing failures only on the new checkout page. What is the best next step?
Answer choices
Why each option matters
Good practice is not just finding the correct option. The wrong answers often show the exact trap the exam wants you to fall into.
Distractor review
Close the incident because the WAF is blocking the suspicious traffic.
WAF activity alone does not prove an attack, and the customer-facing failures still need investigation.
Best answer
Correlate deployment, WAF, and application logs to determine whether the release or an attack caused the failures.
This is the best next step because the timing strongly suggests either a bad deployment or an exploit attempt against the new checkout page. Correlating release records with WAF events and application logs helps determine whether the errors are caused by a coding defect, an input validation issue, or hostile traffic. That analysis lets the team respond appropriately instead of assuming the WAF alone has solved the problem.
Distractor review
Disable all customer accounts until the failures disappear from the dashboard.
Disabling accounts is not targeted to the problem and would create unnecessary business disruption.
Distractor review
Increase the server's disk space and memory thresholds immediately.
Resource tuning may help some outages, but the log pattern points first to correlation and root-cause analysis.
Common exam trap
Common exam trap: answer the scenario, not the keyword
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Technical deep dive
How to think about this question
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
KKey Concepts to Remember
- Read the scenario before looking for a memorised answer.
- Find the constraint that changes the correct option.
- Eliminate answers that are true in general but not in this case.
- Use explanations to understand the rule behind the answer.
TExam Day Tips
- Underline the problem statement mentally.
- Watch for words such as best, first, most likely and least administrative effort.
- Review why wrong options are wrong, not only why the correct option is correct.
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More questions from this exam
Keep practising from the same exam bank, or move into a focused topic page if this question exposed a weak area.
Question 1
A laptop is suspected of being used in a malware incident. It is still powered on and connected to Wi-Fi. What should the responder do before shutting it down?
Question 2
An employee reports a ransomware note on a file server. The server is still powered on, shares are still being accessed, and management wants service restored as quickly as possible. What should the incident response team do first?
Question 3
An employee reports a ransomware note on a finance laptop. The laptop is still powered on, connected to Wi-Fi, and the user says they were just working in a spreadsheet. Management wants the fastest safe response that also preserves evidence. What should the responder do first?
Question 4
You are handed a company laptop suspected in an insider theft case. Legal says the evidence may be needed in court. Which action best preserves admissibility?
Question 5
A developer wants to reduce the risk of SQL injection in a new customer search form. Which two changes are the best mitigations? Select two.
Question 6
A branch office uses a flat LAN, and a compromise on one user workstation could spread quickly to finance systems. Management wants finance workstations isolated from general users, but finance staff still need access to a central finance application and network printer. What is the best design change?
FAQ
Questions learners often ask
What does this SY0-701 question test?
Read the scenario before looking for a memorised answer.
What is the correct answer to this question?
The correct answer is: Correlate deployment, WAF, and application logs to determine whether the release or an attack caused the failures. — This is the best next step because the timing strongly suggests either a bad deployment or an exploit attempt against the new checkout page. Correlating release records with WAF events and application logs helps determine whether the errors are caused by a coding defect, an input validation issue, or hostile traffic. That analysis lets the team respond appropriately instead of assuming the WAF alone has solved the problem. Why others are wrong: A confuses blocking activity with resolving the underlying issue. C is overly broad and would harm users without proving the source of the outage. D is a generic troubleshooting step that does not address the strong correlation between the release and the sudden error increase.
What should I do if I get this SY0-701 question wrong?
Then try more questions from the same exam bank and focus on understanding why the wrong options are tempting.
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