Question 1

CASE STUDY: RetailMart

Overview:
Industry: Retail/E-commerce
Size: 2000 employees, $500M revenue

Environment:
- Monolithic Java app on VMware
- Oracle RAC DB
- F5 Load Balancers
- 10 Gbps Direct Connect to AWS

Requirements:
- CapEx to OpEx
- Handle 10x Black Friday traffic
- Personalized recommendations
- Modernize without impacting sales

Exec Statements:
- CEO: Omnichannel experience.
- CFO: Predictable costs, no hardware refresh.
- CTO: Break monolith, but Oracle DB stays on-prem for 2 years.

Tech Reqs:
- Zero downtime deployments
- PCI-DSS compliance
- Image processing pipeline
- Async order processing

Constraints:
- Hybrid architecture required
- Team knows Spring Boot, zero Kubernetes exp
- 6-month timeline

QUESTION: Which compute service should you select to host the new Spring Boot microservices, given the team's skills and the 6-month timeline?

Accepted Answer

Match the compute service to the constraints: containerized microservices, no K8s experience, and massive scaling needs.

Question 2

What mistakes do candidates make on this GCP PCA question?

Accepted Answer

Selecting GKE (A) because it's the 'standard' for microservices, ignoring the explicit constraint that the team has zero Kubernetes experience.

How to approach this question

Full Answer

Common mistakes

Practice the full GCP Professional Cloud Architect Practice Exam 6

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