OpenShift

Question 1

define container

Answer 1

A process that runs in side a sandbox, isolated from processes outside the sandbox.
A way to package an application together with all it’s dependencies.

Question 2

container engine

Answer 2

provides a set of tools for tasks such as creating container images and starting containers.

Question 3

namespaces

Answer 3

create the sandbox that isolates a process. provide a segregated view of the host file system and network

Question 4

control groups

Answer 4

enforce limits on process consumption of CPU slices, memory pages an i/o capacity

Question 5

Linux capabilities

Answer 5

breaks up the privileges available to processes run as root.

Question 6

Linux capabilities

Answer 6

breaks up the privileges available to processes run as root.

Question 7

SecComp

Answer 7

Restricts user processes to certain system calls.