Questions

1. What are the three main Docker components? choose one:
   1. Docker Container, Docker Image, Docker Registry
   2. Docker Hub, Docker Image, Docker Registry
   3. Docker Runtime, Docker Image, Docker Hub
   4. Docker Container, Docker Image, Docker Hub
2. Choose two valid registry types:
   1. Personal Registry
   2. Private Registry
   3. Public Registry
   4. Security Registry
3. The main purpose of Docker Persistent Storage is to make sure that an application data is saved if a container dies:
   1. True
   2. False
4. What Linux feature controls resource limitations for a Docker container? choose one:
   1. Cgroups
   2. Namespaces
   3. SELinux
   4. chroot
5. What commands can be used to build a custom image from a Dockerfile? choose two: 
   1. docker build -t new_httpd_image .
   2. docker build -t new_httpd_image .\
   3. docker build -t new_httpd_image ($pwd)
   4. docker build -t new_httpd_image ./
6. The docker commit command saves Docker images to an upstream repository:
   1. True
   2. False