Docker

Which of these features is NOT provided by VMs?

• Scalabilty

• Application portability guaranteed

• Better resource pooling

• All of the options are features provided by VMs

What is Docker?

• Docker is an open platform based on Linux containers for developing, shipping, and running applications.

• Docker is an open platform based on Windows containers for developing, shipping, and running applications.

• Docker is a closed platform based on Linux containers for developing, designing and deploying.

Docker containers share the same OS

• True

• False

Which sentence describes better Docker?

• Build once, run everywhere

• Easy to run, is much more fun

• Build once, run twice

Docker main features are:

• Lightweight, Standard, Secure

• Fast, Scalable, Reliable

• Lightweight, Sociable, Secure

• Lightweight, Scalable, Fast

Docker basics are:

• Image, Container, Engine, Registry, Control Plane

• Image, Container, VM, App Manager

• Image, Container, Engine, App Manager

• All are incorrect

VMs dynamically allocate RAM, CPU and other resources

• False

• True

Which of these statements about containers is false

• Containers are an improvement compared with VMs

• A container image is a lightweight, stand-alone, executable package of a piece of software

• A Container includes everything it needs to run: code, runtime, system tools, system libraries, settings.

• All of them are right