How does a Docker container differ from a Docker image?

A container is a read-only template, while an image is a running instance

A container adds a writable layer on top of the image's read-only layers

An image includes a kernel, while a container does not

An image is stored in a registry, while a container is stored only on the local disk

CiscoCertified Network Associate Automation (CCNA Automation)

Domain 4Objective 7

7. Utilize Docker Images in Local Developer Environment 200-901 Practice Questions (Page 6)

Part of the 4.0 Application Deployment and Security domain, which accounts for 15% of the 200-901 exam. Cisco does not publish an official question count, but from its 120-minute exam (~50–80 total, ~8–12 in this domain), expect 1–1 from this objective — we provide 34 practice questions to prepare you well beyond it. (estimate)

34questions here

7free pages

10concepts

15%of the exam

Questions 26–30

26foundation · easy
Which command displays detailed metadata about a Docker image in JSON format?
Select an answer first
27foundation · easy
Which command shows the layers and the commands that were used to create a Docker image?
Select an answer first
28foundation · easy
What is the default tag applied to an image when no tag is specified during a build or pull?
Select an answer first
29foundation · easy
How does a Docker container differ from a Docker image?
Select an answer first
30application · easy
A developer has built an image locally and wants to share it with the team by pushing it to a shared registry. The developer is logged in to the registry. Which command should be used to push the image?
Select an answer first

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7. Utilize Docker Images in Local Developer Environment 200-901 Practice Questions (Page 6)

Questions 26–30

Which command displays detailed metadata about a Docker image in JSON format?

Which command shows the layers and the commands that were used to create a Docker image?

What is the default tag applied to an image when no tag is specified during a build or pull?

How does a Docker container differ from a Docker image?

A developer has built an image locally and wants to share it with the team by pushing it to a shared registry. The developer is logged in to the registry. Which command should be used to push the image?

Keep studying — 4.0 Application Deployment and Security