Lpi 701-100 Online Practice Questions and Exam Preparation

Lpi 701-100 Online Questions & Answers

• Question 1:

  How is cloud-init integrated with a managed system image?

  A. cloud-init provides the cloud-init-worker command which has to be invoked periodically within the running instance.
  B. cloud-init provides systemd units which must be included in several stages of the booting process of the instance.
  C. cloud-init provides its own startup mechanism which replaces the instance's original init system, such as systemd.
  D. cloud-init provides a Linux kernel module that must be included and loaded in the instance's initramfs.
  E. cloud-init provides the cloud-init-daemon service which is launched during startup and keeps the instance in sync with the desired configuration.
  B. cloud-init provides systemd units which must be included in several stages of the booting process of the instance.

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  Explanation/Reference:

• Question 2:

  In order to execute one step of a declarative Jenkins pipeline on a Jenkins node with a specific set of labels, which element has to be present in the respective stage?

  A. server
  B. executor
  C. slave
  D. agent
  E. selector
  D. agent

• Question 3:

  Which statement in a Dockerfile defines which command should be started in the container by default when it is started? (Specify ONLY the statement's name without any values or parameters.)

  A. CMD
  A. CMD

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  Explanation/Reference:

• Question 4:

  Which of the following kinds of data can cloud-init process directly from user-data? (Choose THREE correct answers)

  A. ISO images to boot from
  B. Cloud-config declarations in YAML
  C. Base64-encoded binary files to execute
  D. Shell scripts to execute
  E. List of URLs to import
  B. Cloud-config declarations in YAML
  C. Base64-encoded binary files to execute
  D. Shell scripts to execute

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  Explanation/Reference:

• Question 5:

  A declarative Jenkins pipeline contains the following excerpt:

  parameters {

  string (name: `TargetEnvironment', defaultValue: `staging', description: `Target environment')

  }

  How can a task use the value provided for TargetEnvironment?

  A. {{TargetEnvironment}}
  B. $TargetEnvironment
  C. %TargetEnvironment%
  D. ${params.TargetEnvironment}
  E. $ENV{TargetEnvironment}
  D. ${params.TargetEnvironment}

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  Explanation/Reference:

• Question 6:

  What the purpose of the packer inspect subcommand?

  A. Show usage statistics of a Packer image.
  B. Retrieve files from an existing Packer image.
  C. Display an overview of the configuration contained in a Packer template.
  D. List the artifacts created during the build process of a Packer image.
  E. Execute commands within a running instance of a Packer image.
  C. Display an overview of the configuration contained in a Packer template.

• Question 7:

  Which statements are true regarding databases during the deployment of a new release of a service using canary deployment? (Choose two correct answers.)

  A. Changes to the database schema can take long and reduce the database performance.
  B. Traffic to the database will significantly increase because of the additional service instance.
  C. The database schema must be compatible to all running versions of a service.
  D. The database is locked while its content is copied to the canary database.
  E. Canary deployments require two synchronized instances of each database.
  C. The database schema must be compatible to all running versions of a service.
  E. Canary deployments require two synchronized instances of each database.

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  Explanation/Reference:

• Question 8:

  Which security issues exist for most publicly available Vagrant boxes? (Choose three correct answers.)

  A. They accept SSH logins from the user vagrant with the password vagrant.
  B. They accept SSH logins from the user vagrant with a publicly available SSH key pair.
  C. The vagrant user can use sudo to obtain root privileges without additional authentication.
  D. Their whole file system, including configuration files, is writable by any user, including vagrant.
  E. They export their file system via NFS with full write permissions without any additional restrictions.
  A. They accept SSH logins from the user vagrant with the password vagrant.
  B. They accept SSH logins from the user vagrant with a publicly available SSH key pair.
  C. The vagrant user can use sudo to obtain root privileges without additional authentication.

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  Explanation/Reference:

  https://www.vagrantup.com/docs/boxes/base.html

• Question 9:

  A service should be provided to arbitrary clients on the Internet using HTTPS. Any standard client on the Internet should be able to consume the service without further configuration.

  Which of the following approaches can be used to implement these requirements? (Choose three correct answers.)

  A. Configure the web servers to not use a server certificate when serving HTTPS.
  B. Generate a self-signed certificates during the deployment of each backend server.
  C. Use a certificate issuing service to request certificates during each server deployment.
  D. Use a load balancer that decrypts incoming requests and passes them on in plain HTTP.
  E. Install a wildcard certificate and the respective private key on all the backend servers.
  C. Use a certificate issuing service to request certificates during each server deployment.
  D. Use a load balancer that decrypts incoming requests and passes them on in plain HTTP.
  E. Install a wildcard certificate and the respective private key on all the backend servers.

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  Explanation/Reference:

• Question 10:

  Which Ansible command is used to manage and store sensitive data in encrypted files? (Specify ONLY the command without any path or parameters.)

  A. ansible-vault
  A. ansible-vault

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  Explanation/Reference: