Section 8: Storage (1-3)

When it comes to storage in Docker, there are two concepts:

• Storage Modules

• Storage Drivers

• Volumes

• Volume Drivers

• Persistent Volume Drivers

Who's the responsible for maintaining the layer architecture, creating writable files, moving files across the layers to enable copy and write?

• Storage Modules

• Storage Drivers

• Storage firmware

• Storage controller

• Volume driver

Docker uses ______________ to enable layer architecture.

• Storage Modules

• Storage Drivers

• Storage firmware

• Storage controller

• Volume driver

Type the full path of the folder where Docker store all its data by default

Which folders are contained in /var/lib/docker/ ?

• image

• aufs

• volumes

• autofs

• containers

All files related to containers are stored under the ______________ folder.

• image

• aufs

• volumes

• autofs

• containers

All files related to images are stored under the __________ folder.

• image

• aufs

• volumes

• autofs

• containers

All files related to volumes are stored under the ____________ folder.

• image

• aufs

• volumes

• autofs

• containers

Each line of instruction in the Docker file creates a new ____________ in the Docker image.

• component

• object

• layer

• process

• socket

When we run the Dockerfile with docker build Dockerfile -t mmumshad/my-custom-app, what of the following layers are created?

• The K8s libraries are created

• It's the base Ubuntu layer.

• In this layer all the necessary APT packages are installed.

• It creates the Python packages.

• Ansible runs a set of prechecks