57 Artifacts & Registries questions from the DevOps & SRE bank, written for Indian campus drives and tech interviews. Every question has a verified answer and an AI-tutor explanation on placd.
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A.an immutable content-addressable SHA256 identifier for an exact image
B.a service storing and serving versioned container images
C.a tool that installs and resolves dependencies from a repository
D.analyzing an image for known vulnerabilities in its packages and layers
Answer + AI explanation with Pro
2. Which term means: "a service storing and serving versioned container images"?
Junior
A.Retention policy
B.Container registry
C.Supply chain attestation
D.Immutable tag
Answer + AI explanation with Pro
3. Which statement is correct?
Junior
A.Container registry — a human-readable label like v1.2.0 pointing to a specific image version
B.Container registry — a service storing and serving versioned container images
C.Container registry — an immutable content-addressable SHA256 identifier for an exact image
D.Container registry — a MAJOR.MINOR.PATCH scheme conveying the nature of changes between releases
Answer + AI explanation with Pro
4. What is Image tag?
Junior
A.a tool that installs and resolves dependencies from a repository
B.a human-readable label like v1.2.0 pointing to a specific image version
C.any content (helm charts, SBOMs) stored in a registry using the OCI distribution spec
D.an immutable content-addressable SHA256 identifier for an exact image
Answer + AI explanation with Pro
5. Which term means: "a human-readable label like v1.2.0 pointing to a specific image version"?
Junior
A.Image digest
B.Container registry
C.OCI artifact
D.Image tag
Answer + AI explanation with Pro
6. Which statement is correct?
Junior
A.Image tag — a human-readable label like v1.2.0 pointing to a specific image version
B.Image tag — a Software Bill of Materials listing all components and dependencies in an artifact
C.Image tag — a tool that installs and resolves dependencies from a repository
D.Image tag — an immutable content-addressable SHA256 identifier for an exact image
Answer + AI explanation with Pro
7. What is Image digest?
Junior
A.a tool that installs and resolves dependencies from a repository
B.analyzing an image for known vulnerabilities in its packages and layers
C.signed metadata proving how an artifact was built, supporting SLSA provenance
D.an immutable content-addressable SHA256 identifier for an exact image
Answer + AI explanation with Pro
8. Which term means: "an immutable content-addressable SHA256 identifier for an exact image"?
Junior
A.Image tag
B.Image scanning
C.Package manager
D.Image digest
Answer + AI explanation with Pro
9. Which statement is correct?
Junior
A.Image digest — a MAJOR.MINOR.PATCH scheme conveying the nature of changes between releases
B.Image digest — cryptographically attesting an image's origin and integrity, e.g. with Cosign
C.Image digest — an immutable content-addressable SHA256 identifier for an exact image
D.Image digest — a store for build outputs such as packages, jars, and binaries
Answer + AI explanation with Pro
10. What is Artifact repository?
Junior
A.a store for build outputs such as packages, jars, and binaries
B.rules that automatically delete old or unused artifacts to control storage
C.analyzing an image for known vulnerabilities in its packages and layers
D.an immutable content-addressable SHA256 identifier for an exact image
Answer + AI explanation with Pro
11. Which term means: "a store for build outputs such as packages, jars, and binaries"?
Junior
A.Artifact repository
B.Supply chain attestation
C.SBOM
D.Image digest
Answer + AI explanation with Pro
12. Which statement is correct?
Junior
A.Artifact repository — a MAJOR.MINOR.PATCH scheme conveying the nature of changes between releases
B.Artifact repository — a registry policy preventing an existing tag from being overwritten
C.Artifact repository — a store for build outputs such as packages, jars, and binaries
D.Artifact repository — analyzing an image for known vulnerabilities in its packages and layers
Answer + AI explanation with Pro
13. What is Package manager?
Junior
A.signed metadata proving how an artifact was built, supporting SLSA provenance
B.a MAJOR.MINOR.PATCH scheme conveying the nature of changes between releases
C.a tool that installs and resolves dependencies from a repository
D.any content (helm charts, SBOMs) stored in a registry using the OCI distribution spec
Answer + AI explanation with Pro
14. Which term means: "a tool that installs and resolves dependencies from a repository"?
Junior
A.Supply chain attestation
B.Retention policy
C.Package manager
D.SBOM
Answer + AI explanation with Pro
15. Which statement is correct?
Junior
A.Package manager — a tool that installs and resolves dependencies from a repository
B.Package manager — a store for build outputs such as packages, jars, and binaries
C.Package manager — cryptographically attesting an image's origin and integrity, e.g. with Cosign
D.Package manager — an immutable content-addressable SHA256 identifier for an exact image
Answer + AI explanation with Pro
16. What is Semantic versioning?
Junior
A.a MAJOR.MINOR.PATCH scheme conveying the nature of changes between releases
B.a store for build outputs such as packages, jars, and binaries
C.any content (helm charts, SBOMs) stored in a registry using the OCI distribution spec
D.a tool that installs and resolves dependencies from a repository
Answer + AI explanation with Pro
17. Which term means: "a MAJOR.MINOR.PATCH scheme conveying the nature of changes between releases"?
Junior
A.Image tag
B.Semantic versioning
C.Package manager
D.Retention policy
Answer + AI explanation with Pro
18. Which statement is correct?
Junior
A.Semantic versioning — a service storing and serving versioned container images
B.Semantic versioning — a MAJOR.MINOR.PATCH scheme conveying the nature of changes between releases
C.Semantic versioning — cryptographically attesting an image's origin and integrity, e.g. with Cosign
D.Semantic versioning — rules that automatically delete old or unused artifacts to control storage
Answer + AI explanation with Pro
19. What is Image scanning?
Mid
A.analyzing an image for known vulnerabilities in its packages and layers
B.rules that automatically delete old or unused artifacts to control storage
C.a store for build outputs such as packages, jars, and binaries
D.cryptographically attesting an image's origin and integrity, e.g. with Cosign
Answer + AI explanation with Pro
20. Which term means: "analyzing an image for known vulnerabilities in its packages and layers"?
Mid
A.Container registry
B.Image scanning
C.Image signing
D.SBOM
Answer + AI explanation with Pro
21. Which statement is correct?
Mid
A.Image scanning — a MAJOR.MINOR.PATCH scheme conveying the nature of changes between releases
B.Image scanning — analyzing an image for known vulnerabilities in its packages and layers
C.Image scanning — signed metadata proving how an artifact was built, supporting SLSA provenance
D.Image scanning — an immutable content-addressable SHA256 identifier for an exact image
Answer + AI explanation with Pro
22. What is Image signing?
Mid
A.cryptographically attesting an image's origin and integrity, e.g. with Cosign
B.a service storing and serving versioned container images
C.a Software Bill of Materials listing all components and dependencies in an artifact
D.any content (helm charts, SBOMs) stored in a registry using the OCI distribution spec
Answer + AI explanation with Pro
23. Which term means: "cryptographically attesting an image's origin and integrity, e.g. with Cosign"?
Mid
A.SBOM
B.Container registry
C.Image scanning
D.Image signing
Answer + AI explanation with Pro
24. Which statement is correct?
Mid
A.Image signing — a registry policy preventing an existing tag from being overwritten
B.Image signing — analyzing an image for known vulnerabilities in its packages and layers
C.Image signing — any content (helm charts, SBOMs) stored in a registry using the OCI distribution spec
D.Image signing — cryptographically attesting an image's origin and integrity, e.g. with Cosign
Answer + AI explanation with Pro
25. What is Immutable tag?
Mid
A.a registry policy preventing an existing tag from being overwritten
B.a service storing and serving versioned container images
C.signed metadata proving how an artifact was built, supporting SLSA provenance
D.rules that automatically delete old or unused artifacts to control storage
Answer + AI explanation with Pro
26. Which term means: "a registry policy preventing an existing tag from being overwritten"?
Mid
A.Package manager
B.Immutable tag
C.Image digest
D.OCI artifact
Answer + AI explanation with Pro
27. Which statement is correct?
Mid
A.Immutable tag — a human-readable label like v1.2.0 pointing to a specific image version
B.Immutable tag — a registry policy preventing an existing tag from being overwritten
C.Immutable tag — signed metadata proving how an artifact was built, supporting SLSA provenance
D.Immutable tag — a tool that installs and resolves dependencies from a repository
Answer + AI explanation with Pro
28. What is Retention policy?
Mid
A.a human-readable label like v1.2.0 pointing to a specific image version
B.rules that automatically delete old or unused artifacts to control storage
C.analyzing an image for known vulnerabilities in its packages and layers
D.a MAJOR.MINOR.PATCH scheme conveying the nature of changes between releases
Answer + AI explanation with Pro
29. Which term means: "rules that automatically delete old or unused artifacts to control storage"?
Mid
A.Container registry
B.OCI artifact
C.Image signing
D.Retention policy
Answer + AI explanation with Pro
30. Which statement is correct?
Mid
A.Retention policy — an immutable content-addressable SHA256 identifier for an exact image
B.Retention policy — rules that automatically delete old or unused artifacts to control storage
C.Retention policy — a registry policy preventing an existing tag from being overwritten
D.Retention policy — a tool that installs and resolves dependencies from a repository
Answer + AI explanation with Pro
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