Google PCA Designing for Security and Compliance Practice Question
A financial services company runs workloads on GKE and wants to ensure only container images that have been approved by the security team can be deployed. The approval process involves signing images after vulnerability scanning. Which GCP service should be integrated with GKE to enforce this policy?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Binary Authorization
Binary Authorization enforces that only signed container images from trusted authorities can be deployed on GKE. It integrates with Cloud KMS for signing and can be configured with attestors.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Cloud Key Management Service (Cloud KMS)
Why it's wrong here
Cloud KMS manages encryption keys but does not enforce deployment policies.
- ✗
Cloud Build
Why it's wrong here
Cloud Build builds and signs images, but does not enforce deployment restrictions.
- ✗
Artifact Registry
Why it's wrong here
Artifact Registry stores container images but does not enforce deployment policies.
- ✓
Binary Authorization
Why this is correct
Binary Authorization allows only signed images from approved authorities to be deployed.
Go deeper
Related to this question
Learn chapter
Introduction to Google Cloud Platform
Key term
Binary Authorization
Binary Authorization is a security control that ensures only trusted container images are deployed in a Kubernetes or cloud environment.
Key term
Cloud KMS
Cloud KMS (Key Management Service) is a cloud-based service that lets you create, manage, and use encryption keys to protect your data at rest and in transit.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This PCA practice question is part of Courseiva's free Google Cloud certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the PCA exam.