Theory gets you a degree. Deployment gets you a job.

Courses / Docker Container Foundations

4 / 7

1Run a container

2Images and tags

3Inspect state

4Publish a port

5Exec into it

6Volumes

7Isolation

Publish a port and reach the app. Map host 8080 to container 80, then prove it answers.

student@lab:~$ docker run -d -p 8080:80 --name web nginx:1.27

3f2a9c1e7b0d4e8f6a1c2b3d4e5f60718293a4b5c6d7e8f9

student@lab:~$ curl -s -o /dev/null -w "%{http_code}" localhost:8080

200

student@lab:~$

Container web is running

Host 8080 → container 80

HTTP 200 from localhost:8080

Step 4 verified · checked against your container

117 labs17 live sandboxes549 placement problems

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