After running dive nginx:latest, you see a layer with a large size but few added files. What does this likely indicate?

medium📝 Command Output Q13 of 15

Docker - Image Optimization

After running dive nginx:latest, you see a layer with a large size but few added files. What does this likely indicate?

AThe image is corrupted

BThe layer added many new files

CThe layer is empty and can be removed

DThe layer contains mostly metadata or deleted files

Step-by-Step Solution

Solution:

Step 1: Interpret layer size vs file count
A large layer size with few added files often means the layer contains metadata changes or deleted files that still occupy space.
Step 2: Eliminate other options
The layer added many new files contradicts the few files seen. The image is corrupted is unlikely without error messages. The layer is empty and can be removed is false because the layer is not empty.
Final Answer:
The layer contains mostly metadata or deleted files -> Option D
Quick Check:
Large size + few files = metadata/deleted files [OK]

Quick Trick: Large layer but few files? Check for metadata or deletions [OK]

Common Mistakes:

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