Docker - Container Orcas MCQs Solution | TCS Fresco Play | Fresco Play | TCS

1. What is the drawback of virtualization?

All of the given options

2. Which of the following is not an example of Virtualization?

None of the options mentioned

3. What is a Hypervisor?

Software running the VM

4. A virtual machine may be hosted on a system running Microsoft Windows and may behave like Ubuntu at the same time.

TRUE

5. VM runs on___________.

Host machine

6. Which of the following is the criteria to be fulfilled by a ideal VMM?

All of the given options

7. What is Hardware virtualization?

Creation of virtual machine that behaves like a real physical computer with an operating system!

8. What is virtualization?

Creation of logical object version of something rather than actual version.

9. Another name for Hypervisor is___________.

Virtual Machine Monitor

10. Docker images are ___________.

read only

11. Command used to build package of application and environment is _________.

Docker build

12. Which of the following statements is not correct about Docker?

13. You can add new features to an existing image by ___________.

Adding the new layer with the changes.

14. A machine can not run multiple containers independently.

FALSE

15. What is a docker Image?

Collection of all files, libraries, binaries and other dependencies

16. Docker Container _________

All of the given options

17. Content of an Image can be altered.

FALSE

18. Docker Images can be run in _________.

all the given options

19. Docker registry is a ___________.

Storage house for the Docker images

20. Which sub-command is used to create the new image?

docker commit

21. How will you check the version of installed Docker?

docker –version

22. Image from the host machine can be deleted by using ___________.

docker rmi imageName

23. How will you check for the history of creation of an image?

docker history imageName

24. Which sub-command helps you to verify the downloaded images?

docker images

25. How will you check for the status of the docker running service?

service docker status

26. Docker command to run a image is ___________.

docker run

27. Which sub command is used to download images from a registry?

docker pull

28. Containers have the shared resources and are lightweight.

TRUE

29. Why Docker Networking is needed?

While working on Docker in real time at a large scale.

30. Docker hub images can be accessed at ___________.

index.docker.io

31. Docker Daemon and Docker client use same binary.

TRUE

32. Which of the following is not a component of Docker Engine?

None of these

33. Which of the following statements is true about containerization?

All of the given options

34. An altered Docker image is visualized as ___________

several layers one above another

35. To get help on a topic in Docker, you can use__

docker topicName --help

36. What is Docker Daemon?

It is a continuous long-running program responsible for managing containers.

37. Running docker containers can be checked by using ___________.

docker ps

38. Default network to which the new containers get connected to ___________.

Bridge mode

39. Which sub command is used for removing all stopped containers?

docker container prune

40. Which of the following is not a Docker Registry?

None of the options mentioned

41. Which of the following is the correct method of exporting a tar file?

docker export exampleImage > exampleImage.tar

42. What is the name of virtual Ethernet bridge that is created on the start of Docker Daemon?

docker0

43. How will you search for docker images?

docker search imageName

44. How Docker images can be sent to registry?

docker push

45. Docker daemon does not require root privileges to run.

FALSE

46. Container can alter host filesystem without any restriction.

TRUE

47. Application running in a VM is hidden from the host OS with the help of Hypervisor/ VMM.

TRUE