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KCNA · Question #161
KCNA Question #161: Real Exam Question with Answer & Explanation
The correct answer is D: Container Image. A container image is a self-contained, executable software package that includes an application and all its dependencies, libraries, and configuration.
Submitted by omar99· May 4, 2026Kubernetes Fundamentals
Question
A ________ is a ready-to-run software package, containing everything needed to run an application.
Options
- AContainer Repository
- BContainer Runtime
- CDocker
- DContainer Image
Explanation
A container image is a self-contained, executable software package that includes an application and all its dependencies, libraries, and configuration.
Common mistakes.
- A. A Container Repository is a place where container images are stored and managed, not the package itself.
- B. A Container Runtime is the software that executes containers from images, such as containerd or CRI-O.
- C. Docker is a popular platform that uses container technology, but it's not the generic term for the ready-to-run software package; Docker produces and runs container images.
Concept tested. Container image definition
Reference. https://docs.docker.com/get-started/overview/#what-is-a-container
Topics
#Container Image#Containerization#Application Packaging
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