Tagging images during build in Docker - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the command to tag the Docker image as 'myapp:latest' during build.

Docker

docker build -t myapp[1] .

Drag options to blanks, or click blank then click option'

A-latest

B:latest

C latest

D/latest

Attempts:

3 left

💡 Hint

Common Mistakes

Using a dash instead of a colon to separate the tag

Adding a space before the tag

Using a slash instead of a colon

The -t option tags the image. The tag is added after a colon : without spaces.

2fill in blank

medium

Complete the command to tag the image with a version number 'v1.0' during build.

Docker

docker build -t myapp[1] .

Drag options to blanks, or click blank then click option'

A:v1.0

B v1.0

C-v1.0

D/v1.0

Attempts:

3 left

💡 Hint

Common Mistakes

Using a dash instead of a colon

Adding spaces before the tag

Using a slash instead of a colon

The version tag is added after the image name with a colon and no spaces.

3fill in blank

hard

Fix the error in the command to tag the image as 'myapp:prod'.

Docker

docker build -t myapp[1] .

Drag options to blanks, or click blank then click option'

A prod

B/prod

C:prod

D-prod

Attempts:

3 left

💡 Hint

Common Mistakes

Adding a space before the tag

Using a dash or slash instead of a colon

The correct tag separator is a colon : with no spaces.

4fill in blank

hard

Complete the code to tag the image as 'myapp' with version '2.1' during build.

Docker

docker build -t myapp:[1] .

Drag options to blanks, or click blank then click option'

A:

B-

C2.1

Dv2.1

Attempts:

3 left

💡 Hint

Common Mistakes

Using a dash instead of colon

Adding 'v' before the version number when not required

The tag separator is a colon, followed by the version number without extra characters.

5fill in blank

hard

Fill both blanks to tag the 'myapp' image with version '3.0' to 'myrepo/myapp:3.0'.

Docker

docker tag myapp:[1] myrepo/myapp[2]

Drag options to blanks, or click blank then click option'

A:

B3.0

C:3.0

D/

Attempts:

3 left

💡 Hint

Common Mistakes

Using slash instead of colon for tags

Including the version tag without colon

Mixing separators between source and target

The tag separator is a colon before the version number in both source and target image names.