A global e-commerce company runs a web application in multiple Azure regions. They need to distribute incoming HTTPS traffic across regional deployments to provide low latency and high availability. The solution must support SSL offloading, Web Application Firewall (WAF) policies, and content caching to reduce backend load. They also need to route users to the nearest healthy backend region. Which Azure service should they use?
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
Azure Traffic Manager
Azure Traffic Manager is a DNS-based routing service at layer 3/4. It does not provide SSL offloading, WAF, or content caching.
Best answer
Azure Front Door
Azure Front Door is a global layer 7 load balancer. It offers SSL offload, WAF, content caching, and intelligent routing to the nearest region, meeting all requirements.
Distractor review
Azure Application Gateway
Azure Application Gateway is a regional layer 7 load balancer. It provides SSL offload and WAF but operates within a single region, not globally.
Distractor review
Azure Content Delivery Network (CDN)
Azure CDN caches content at edge locations but does not provide SSL offload (offload is origin responsibility) or WAF natively, nor does it route to nearest healthy backend.
Common exam trap
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.
Technical deep dive
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.
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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 company is designing hub-and-spoke networking. Spoke VNets must use a central Azure Firewall for outbound internet traffic. Which two configurations are required?
Question 2
A company is designing private access to a PaaS database from workloads in a VNet. The database should not be reachable over its public endpoint. What should be recommended?
Question 3
A data platform must support analytical queries over petabytes of files in a data lake, while preserving hierarchical namespaces and fine-grained ACLs. Which storage service should you design around?
Question 4
A database workload has an RPO of 15 minutes and an RTO of 4 hours. Cost is more important than near-zero data loss. Which design is usually more appropriate than synchronous multi-region replication?
Question 5
A hub-and-spoke Azure network must centralize outbound inspection and still allow spokes to resolve private endpoint DNS names. Which two components are commonly required? (Choose 2.)
Question 6
A multinational company uses Microsoft Entra ID and several Azure subscriptions. Security administrators need to review privileged role assignments every month and require justification for continued access. Which design should be recommended?
FAQ
Questions learners often ask
What does this AZ-305 question test?
Static NAT maps one inside address to one outside address.
What is the correct answer to this question?
The correct answer is: Azure Front Door — Azure Front Door is a global layer 7 load balancer that provides HTTP/HTTPS traffic distribution across regions, SSL offload, WAF integration, and content caching. It routes users to the nearest region based on latency. Azure Traffic Manager is DNS-based and does not support SSL offload or WAF natively. Azure Application Gateway is regional, not global. Azure CDN lacks WAF and global routing intelligence.
What should I do if I get this AZ-305 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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