Professional-Cloud-Architect Practice Test

You need to reduce the number of unplanned rollbacks of erroneous production deployments in your
company's web hosting platform. Improvement to the QA/Test processes accomplished an 80% reduction. Which additional two approaches can you take to further reduce the rollbacks? Choose 2 answers

A.

Introduce a green-blue deployment model.

B.

Replace the QA environment with canary releases.

C.

Fragment the monolithic platform into microservices.

D.

Reduce the platform's dependency on relational database systems.

E.

Replace the platform's relational database systems with a NoSQL database

You deploy your custom Java application to Google App Engine. It fails to deploy and gives you the following stack trace.

What should you do?

A.

Upload missing JAR files and redeploy your application.

B.

Digitally sign all of your JAR files and redeploy your application

A lead software engineer tells you that his new application design uses websockets and HTTP sessions that are not distributed across the web servers. You want to help him ensure his application will run property on Google Cloud Platform. What should you do?

A.

Help the engineer to convert his websocket code to use HTTP streaming.

B.

Review the encryption requirements for websocket connections with the security team.

C.

Meet with the cloud operations team and the engineer to discuss load balancer options.

D.

Help the engineer redesign the application to use a distributed user session service that does not rely on
websockets and HTTP sessions.

You are designing a large distributed application with 30 microservices. Each of your distributed
microservices needs to connect to a database back-end. You want to store the credentials securely. Where should you store the credentials?

A.

In the source code

B.

In an environment variable

C.

In a secret management system

D.

In a config file that has restricted access through ACLs

Your company just finished a rapid lift and shift to Google Compute Engine for your compute needs. You
have another 9 months to design and deploy a more cloud-native solution. Specifically, you want a system that is no-ops and auto-scaling. Which two compute products should you choose? Choose 2 answers

A.

Compute Engine with containers

B.

Google Container Engine with containers

C.

Google App Engine Standard Environment

D.

Compute Engine with custom instance types

E.

Compute Engine with managed instance groups