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Latest 305-300 Exam Practice Questions

The practice questions for 305-300 exam was last updated on 2025-09-15 .

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Question#1

What happens when the following command is executed twice in succession?
docker run -tid -v data:/data debian bash

A. The container resulting from the second invocation can only read the content of /data/ and cannot change it.

B. Each container is equipped with its own independent data volume, available at /data/ in the respective container.

C. Both containers share the contents of the data volume, have full permissions to alter its content and mutually see their respective changes.

D. The original content of the container image data is available in both containers, although changes stay local within each container.

E. The second command invocation fails with an error stating that the volume data is already associated with a running container.

Question#2

Which command within virsh lists the virtual machines that are running on the current host?

A. I view

B. list-vm

C. list

D. show

E. list-all

Question#3

In an IaaS cloud, what is a common method for provisioning new computing instances with an operating system and software?

A. Each new instance is connected to the installation media of a Linux distribution and provides access to the installer by logging in via SS

B. Each new instance is created based on an image file that contains the operating system as well as software and default configuration for a given purpose.

C. Each new instance is a clone of another currently running instance that includes all the software, data and state of the original instance.

D. Each new instance is connected via a VPN with the computer that started the provisioning and tries to PXE boot from that machine.

E. Each new instance contains a minimal live system running from a virtual CD as the basis from which the administrator deploys the target operating system.

Question#4

Which of the following statements are true about sparse images in the context of virtual machine storage? (Choose two.)

A. Sparse images are automatically shrunk when files within the image are deleted.

B. Sparse images may consume an amount of space different from their nominal size.

C. Sparse images can only be used in conjunction with paravirtualization.

D. Sparse images allocate backend storage at the first usage of a block.

E. Sparse images are automatically resized when their maximum capacity is about to be exceeded.

Question#5

FILL BLANK
What LXC command lists containers sorted by their CPU, block I/O or memory consumption? (Specify ONLY the command without any path or parameters.)

A. lxc-top

Exam Code: 305-300Q & A: 60 Q&AsUpdated: 2025-09-15

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