DevOps Tools CV0-004 Practice Questions (Page 4)

Questions 16–20

1. 16application · easy

   An administrator is using Ansible to automate the deployment of a new application. The deployment requires several steps that must be performed in a specific order. The administrator wants to ensure that if any step fails, the entire deployment is stopped. Which Ansible feature should be used?

   • AUse the 'ignore_errors' directive on each task to prevent failures from stopping the playbook.
   • BUse the 'force_handlers' directive to ensure handlers run even if a task fails.
   • CUse the 'max_fail_percentage' directive to set a threshold for failures.
   • DUse a playbook with a series of tasks, and Ansible will stop on the first failure by default.
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2. 17foundation · easy

   What is the primary purpose of Kubernetes in a cloud environment?

   • ATo compile source code into executable binaries
   • BTo automate the deployment, scaling, and management of containerized applications
   • CTo store and manage container images in a registry
   • DTo provide a graphical interface for managing virtual machines
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4. 18application · medium

   A Jenkins server is used to build a Java application. The build process requires a specific version of the JDK, but the Jenkins server has multiple JDK versions installed. The team wants to ensure that the correct JDK is used for the build without manually configuring it on the agent. Which Jenkins feature should be used?

   • AConfigure the JDK in the 'Global Tool Configuration' and reference it in the pipeline using the 'tool' directive.
   • BCreate a new Jenkins node for each JDK version.
   • CInstall the JDK on the agent and set the JAVA_HOME environment variable in the pipeline.
   • DUse a shell command in the pipeline to switch between JDK versions.
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5. 19foundation · easy

   Which of the following is a key functionality provided by Kubernetes?

   • ACompiling application source code into machine code
   • BManaging user authentication for cloud console access
   • CProviding a virtual private network for cloud resources
   • DAutomated rollback to a previous application version if a deployment fails
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6. 20foundation · easy

   Which of the following best describes Jenkins' role in continuous integration?

   • AIt manages virtual machines in a cloud environment
   • BIt automatically triggers builds and tests whenever code changes are pushed to a repository
   • CIt provides a runtime environment for running applications
   • DIt stores all source code in a central repository
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