A small company is publishing an internal website to the internet. The security team wants the web server reachable from the internet while keeping the database and file share isolated from direct internet access. Which design is best?
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
Place the web server and database on the same flat internal network behind the firewall.
This keeps the server reachable, but it does not isolate the database from the web tier or reduce lateral movement risk.
Best answer
Place the web server in a DMZ and keep the database and file share on a private internal subnet.
This is the best design because the internet-facing system is isolated in a DMZ, while sensitive back-end systems stay off the public path. Traffic can be tightly filtered so only the required web-to-database communication is allowed. That reduces exposure if the web server is compromised.
Distractor review
Place the database in the DMZ and keep the web server on the internal user VLAN.
This exposes the most sensitive system to unnecessary risk and places the internet-facing service inside a less suitable internal segment.
Distractor review
Use a VPN for all users and keep every server on the same subnet.
A VPN helps remote access, but it does not provide the segmentation needed to separate public-facing and private services.
Common exam trap
Common exam trap: an active trunk can still block the VLAN you need
A trunk being up does not prove every VLAN is crossing it. Check allowed VLAN lists, native VLAN mismatch, VLAN existence and access-port assignment.
Technical deep dive
How to think about this question
VLAN questions usually combine access-port and trunking clues. The key is to identify whether the issue is local to one switchport, caused by the trunk, or caused by the VLAN not existing where it needs to exist.
KKey Concepts to Remember
- Access ports place end devices into a single VLAN.
- Trunk ports carry multiple VLANs between switches.
- Allowed VLAN lists decide which VLANs can cross a trunk.
- Native VLAN mismatch can create confusing symptoms.
TExam Day Tips
- Use show vlan brief to verify access VLANs.
- Use show interfaces trunk to verify trunk state and allowed VLANs.
- Do not treat every same-VLAN issue as a routing problem.
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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?
Access ports place end devices into a single VLAN.
What is the correct answer to this question?
The correct answer is: Place the web server in a DMZ and keep the database and file share on a private internal subnet. — A DMZ is the most appropriate place for a system that must be reachable from the internet. It creates a buffer network between the public internet and the internal environment. Keeping the database and file share on a separate private subnet reduces the chance that a compromise of the web server leads directly to sensitive internal systems. This design also makes it easier to apply precise firewall rules between tiers. Why others are wrong: A flat network offers too much trust between systems. Putting the database in the DMZ exposes sensitive data unnecessarily. A VPN does not replace segmentation because it mainly controls user access, not tier isolation or traffic filtering between servers.
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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