Bird
0
0

Which command correctly builds a Docker image named myapp with squashed layers using the Docker CLI?

easy📝 Syntax Q3 of 15
Docker - Image Optimization
Which command correctly builds a Docker image named myapp with squashed layers using the Docker CLI?
Adocker build -squash -t myapp .
Bdocker build --squash -t myapp .
Cdocker build --squash=true -t myapp .
Ddocker build -squash=true -t myapp .
Step-by-Step Solution
Solution:

  1. Step 1: Identify correct flag syntax

    The correct flag for squashing is --squash (double dash, no equals sign).

  2. Step 2: Confirm command structure

    The tag option -t myapp and context . are standard.

  3. Final Answer:

    docker build --squash -t myapp . -> Option B

  4. Quick Check:

    Double dash and no equals sign for flags [OK]
Quick Trick: Use double dash --squash without equals sign [OK]
Common Mistakes:
  • Using single dash for --squash
  • Adding =true after --squash
  • Misplacing the tag option

Want More Practice?

15+ quiz questions · All difficulty levels · Free

Free Signup - Practice All Questions
More Docker Quizzes
Docker Security - Running containers as non-root - Quiz 6medium Docker Security - Read-only filesystem containers - Quiz 11easy Docker Security - Why container security matters - Quiz 13medium Docker in CI/CD - Why Docker in CI/CD matters - Quiz 12easy Image Optimization - Analyzing image layers with dive - Quiz 3easy Logging and Monitoring - Prometheus for Docker monitoring - Quiz 8hard Logging and Monitoring - Grafana dashboards for containers - Quiz 8hard Logging and Monitoring - Alert setup for container health - Quiz 11easy Production Patterns - Why production patterns matter - Quiz 11easy Resource Management - Storage driver options - Quiz 4medium