Container Technology Architecture Tiers

312-50v13 By islever Editorial Last updated

Cloud Computing

Short answer

B Abel is working in Tier-2 (Testing and accreditation systems) where images are verified, validated, and signed before being sent to registries.

Question

Abel, a cloud architect, uses container technology to deploy applications/software including all its dependencies, such as libraries and configuration files, binaries, and other resources that run independently from other processes in the cloud environment. For the containerization of applications, he follows the five-tier container technology architecture. Currently, Abel is verifying and validating image contents, signing images, and sending them to the registries. Which of the following tiers of the container technology architecture is Abel currently working in?
  1. Tier-1: Developer machines
  2. Tier-2: Testing and accreditation systems Correct Answer
  3. Tier-3: Registries
  4. Tier-4: Orchestrators

Key Takeaways

The exam tests knowledge of the specific container security lifecycle stages. The common trap is confusing the storage tier (Registries) with the validation tier (Testing/Accreditation).

This question tests the five-tier container technology architecture, specifically identifying the role of testing and accreditation systems in image verification. It establishes that verifying, validating, and signing images occurs in Tier-2 before they are sent to registries.

Common mistake: Many learners choose C (Registries) because the action involves sending images there, but Registries are for storage, not the active process of verification and signing which happens upstream.

Expert Analysis

Why the Answer Is Correct

Abel is performing verification, validation, and signing of container images. According to the standard five-tier container architecture used in ethical hacking and cloud security contexts, Tier-2 corresponds to 'Testing and Accreditation Systems.' This tier is responsible for ensuring image integrity and security before deployment.

Why the Other Options Are Wrong

Tier-1 (Developer machines) is where images are initially built. Tier-3 (Registries) is where validated images are stored and distributed; Abel is sending them here, meaning he is not currently working in the registry tier itself. Tier-4 (Orchestrators) handles the actual deployment and running of containers.

Community Comment Notes

The majority of voters selected B, correctly identifying the testing phase. One commenter noted that Tier-2 is where images are 'verified, validated, and signed,' confirming the logic. Another user initially picked C but was corrected, highlighting the distinction between the act of signing (Tier-2) and the destination (Tier-3).

Exam Strategy

Memorize the flow: Build (Tier 1) -> Test/Sign (Tier 2) -> Store (Tier 3) -> Deploy (Tier 4). Keywords like 'verify', 'sign', or 'accredit' point directly to the Testing tier.

Frequently Asked Questions

Why isn't Tier-3 (Registries) the answer?

Tier-3 is for storage and distribution. Abel is actively verifying and signing, which is a pre-storage security check done in Tier-2.

What is the difference between Tier-1 and Tier-2?

Tier-1 is for development and initial creation of the image. Tier-2 is for independent testing, validation, and cryptographic signing of that image.

More 312-50v13 FAQ →

Community Votes

B
83%
C
17%

83% of anonymous learners picked answer B. Votes are pick records left by other test-takers — they are not the verified answer.

Discussion 4 contributions

Compiled from public community threads and reader submissions, lightly edited for clarity. Handles and vote tallies are shown as recorded, and comments reflect the views of individual contributors.

From public community threads 4

  1. MHafizC 👍 3 Answered B
    Tier-1: Developer machines - image creation, testing and accreditation Tier-2: Testing and accreditation systems - verification and validation of image contents, signing images and sending them to the registries Tier-3: Registries - storing images and disseminating images to the orchestrators based on requests Tier-4: Orchestrators - transforming images into containers and deploying containers to hosts Tier-5: Hosts - operating and managing containers as instructed by the orchestrator
  2. NikoTomas 👍 1 Answered B
    Correct: B (Tier 2 - Testing and accreditation systems) 1. Developer Machines: Where developers create and containerize applications. 2. Testing and Accreditation Systems: Where container images are verified, validated, and signed before deployment. 3. Registries: Repositories where validated container images are stored and managed. 4. Orchestrators: Tools that manage the deployment, scaling, and operation of containers in production environments. 5. Container Runtime: The environment where containers are executed and managed.
  3. getaseadsss 👍 1 Answered C
    Abel is verifying and validating image contents, signing images, and sending them to the registries.
  4. ehsarx 👍 1 Answered B
    Tier 2 - testing and accreditation

Reader comments & corrections

No reader corrections yet — spotted an error or have a note? Share it below.

Log in to comment, report an error, or add a note about this question.

Agent-Based vs Network-Based Vulnerability Scanners

S-grade

Network Sniffing Techniques for Penetration Testing

S-grade

File-less Malware Bypassing Application Whitelisting

S-grade

SQL Injection Bypass in Login Forms

S-grade

← Back to 312-50v13 Study Guide