1z0-1084-25 Free Practice Test

You deployed a Python application to an Oracle Container Engine for Kubernetes (OKE) cluster. However, while testing you found a bug, which you rectified and then created a new Docker image. You now need to ensure that if this new image does not work once deployed, you should be able to roll back to the previous version. Using kubect1, which strategy should you use?

1. A. Blue/Green Deployment
2. B. Canary Deployment
3. C. Rolling Update
4. D. A/B Testing

Correct Answer: C

You have been asked to update an OKE cluster to a network configuration that has the least attack surface while the deployed applications are still directly available for access from the Internet. Which is a valid OKE cluster network configuration that meets this requirement? (Choose the best answer.)

1. A. Private subnets for nodes, the Kubemetes API endpoint, and load balancers
2. B. Private subnets for nodes; public subnets for the Kubemetes API endpoint and load balancers
3. C. Private subnets for nodes and the Kubemetes API endpoint; public subnets for load balancers
4. D. Private subnet for the Kubemetes API endpoint; public subnets for nodes and load balancers

Correct Answer: C

Which statement about microservices is FALSE?

1. A. They are typically designed around business capabilities.
2. B. It is fairly common for them to communicate with HTTP.
3. C. Multiple microservices can run in one process.
4. D. They are independently deployable.

Correct Answer: B

Which "Action Type" option is NOT available in an Oracle Cloud Infrastructure (OCI) Events rule definition?

1. A. Streaming
2. B. Email
3. C. Notifications
4. D. Functions

Correct Answer: B

To effectively test your cloud native applications for "unknown unknowns", you need to employ various testing and deployment strategies. Which strategy involves exposing new functionality or features to only a small set of users?

1. A. A/B Testing
2. B. Component Testing
3. C. Blue/Green Deployment
4. D. Canary Deployment

Correct Answer: D