Online Access Free 305-300 Practice Test

A clone of a previously used virtual machine should be created. All VM specific information, such as user accounts, shell histories and SSH host keys should be removed from the cloned disk image. Which of the following tools can perform these tasks?

• A.vire-wipe
• B.sysprep
• C.virt-rescue
• D.virt-sparsi
• E.virc-reset
• F.virt-svspre

Which of the following statements are true about container-based virtualization? (Choose two.)

• A.All containers run within the operating system kernel of the host system.
• B.Container-based virtualization relies on hardware support from the host system's CPU.
• C.Different containers may use different distributions of the same operating system.
• D.Linux does not support container-based virtualization because of missing kernel APIs.
• E.Each container runs its own operating system kernel.

How does Packer interact with system images?

• A.Packer creates an instance based on a source image, prepares the instance through a network connection and bundles the resulting instance as a new system image.
• B.Packer downloads and extracts an image in order to make changes to the image's file system, repack the modified image and upload it again.
• C.Packer periodically connects through the network to the Packer daemons of all running Packer images in order to re-apply the whole template to the running instance.
• D.Packer installs a client within the image which has to be run periodically via cron in order to retrieve the latest template from the Packer server and apply it locally.
• E.Packer has to be installed within the target image and is executed during the image's first boot in order to execute preparation tasks.

FILL BLANK
What is the default path to the Docker daemon configuration file on Linux? (Specify the full name of the file,Including path.)

What is the purpose ofcloud-init?

• A.Replace common Linux inic systems, such as systemd or SysV init.
• B.Assign an laaS instance to a specific computing node within a cloud.
• C.Prepare the generic image of an laaS instance to fit a specific instance's configuration.
• D.Orchestrate the creation and start of multiple related laaS instances.
• E.Standardize the configuration of infrastructure services, such as load balancers or virtual firewalls in a cloud.