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Question 1

In a complex CI/CD pipeline setup, you have the following stages defined in your .gitlab-ci.yml file: build, test, deploy. A recent change in the repository introduced a bug that caused the test stage to fail intermittently. Which of the following would be the most effective approach to identify and resolve the issue?

Options :

A : Run the test stage manually several times to identify if there is a specific pattern to the failures.

B : Skip the test stage temporarily to ensure the deploy stage completes.

C : Merge the changes into the main branch and monitor the test stage results.

D : Increase the verbosity of the logging in the test stage to gather more information.

Answer: D

Question 2

In your GitLab CI/CD pipeline, you need to deploy an application to a staging environment for testing before it goes to production. What GitLab feature allows you to preview and manage deployments to different environments such as staging and production?

Options :

A : Runners

B : Environments

C : Artifacts

D : Tags

Answer: B

Question 3

You want to integrate Container Scanning into your GitLab CI/CD pipeline to automatically detect vulnerabilities in your Docker images. What steps should you take to properly configure Container Scanning?

Options :

A : Add a container_scanning job in the .gitlab-ci.yml file and include security/container-scanning template.

B : Write a custom script to scan Docker images for vulnerabilities and integrate it into the build stage of the pipeline.

C : Install a third-party container scanning tool on your CI runners and configure it to run during the pipeline.

D : Use the before_script section to run container scans before any other job in the pipeline.

Answer: A

Question 4

You are responsible for deploying a large-scale application that requires different environments for development, staging, and production, all running on Kubernetes clusters. You need to ensure that each environment has its own namespace and deployment strategy within the same pipeline. Which approach would best suit this scenario in GitLab CI/CD?

Options :

A : Use a single pipeline with environment-specific jobs and Kubernetes executor, utilizing environment variables to manage namespaces.

B : Use child pipelines to manage each environment within the same repository.

C : Create separate repositories for each environment with their own pipelines.

D : Use GitLab Pages to deploy different versions of the application.

Answer: A

Question 5

In a GitLab CI/CD pipeline, you need to execute a script that requires specific environment variables to be set dynamically based on the branch name. How can you configure the job to set these variables?

Options :

A : Use the tags keyword to specify different runners that set different environment variables.

B : Use the before_script section to write a script that sets the environment variables dynamically.

C : Set the environment variables in the job script section.

D : Define the environment variables in the .gitlab-ci.yml file under the variables section.

Answer: B

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