Free Access Docker.DCA.v2022-07-29.q64 Practice Test (Page 6)

Question 21

Is this a type of Linux kernel namespace that provides container isolation?
Solution: Storage

A.Yes

B.No

Question 22

Can this set of commands identify the published port(s) for a container?
Solution: docker container inspect', 'docker port'

A.Yes

B.No

Question 23

What is the difference between a resource limit and a resource reservation when scheduling services?

A.A resource limit is a soft limit for your service, while a reservation is hard limit and the docker engine will do its best to keep your service at the limit.

B.A resource limit and a resource reservation can be used interchangeably.

C.A resource limit is hard limit for your service, while a reservation is used to find a host with adequate resources for scheduling. Correct

D.A resource limit is used to find a host with adequate resources for scheduling a hard limit for your service, while a reservation is hard limit for your service.

Question 24

Is this the purpose of Docker Content Trust?
Solution: Verify and encrypt Docker registry TLS.

A.No

B.Yes

Question 25

Will this command mount the host's '/data' directory to the ubuntu container in read-only mode?
Solution: 'docker run -v /data:/mydata --mode readonly ubuntu'