Docker Certified Associate Certification Training Course - Docker Installation on CentOS

The video tutorial covers the prerequisites for installing Docker on CentOS, including the required CentOS versions and enabling the necessary repositories. It explains the default storage driver, overlay2, and provides steps to remove older Docker versions using Yum. The tutorial then guides on installing new Docker packages and describes three methods for Docker installation: using Docker's repository, downloading packages manually, and using a script.

What are the required CentOS versions for installing Docker?

• CentOS 6 or 7

• CentOS 9 or 10

• CentOS 7 or 8

• CentOS 5 or 6

Which package management system is used to remove older Docker versions on CentOS?

• Pacman

• APT

• Zypper

• Yum

What is the purpose of removing older Docker packages before installing new ones?

• To enable automatic updates

• To improve system performance

• To ensure compatibility with the new version

• To free up disk space

Which of the following is NOT a method to install Docker on CentOS?

• Using a script

• Using Docker's repository

• Downloading packages manually

• Using a GUI installer

What command can be used to manually install downloaded Docker packages on CentOS?

• dpkg

• rpm

• apt-get

• brew