In the context of container orchestration, what is service discovery?

The process of scanning container images for security vulnerabilities.

The process of creating a new container image from a running container.

The process of monitoring container resource usage.

The process of automatically finding and connecting to the appropriate container instances.

A team has a Kubernetes Service of type LoadBalancer that exposes an application. They want to restrict access to only specific IP addresses. Which resource should they use to implement this restriction?

A NetworkPolicy that allows ingress from specific IP ranges

A Deployment is running with 5 replicas. The team needs to temporarily reduce the load to 2 replicas for maintenance, but they want to keep the Deployment configuration intact. Which command should they use?

kubectl scale deployment --replicas=2

kubectl edit deployment and change the image

kubectl rollout undo deployment

A team needs to rotate a database password that is stored in a Kubernetes Secret. The application reads the password from the Secret via an environment variable. They update the Secret with a new password. However, the application still uses the old password. What is the most likely reason?

Environment variables are injected at pod creation and are not updated when the Secret changes

The Secret is in a different namespace

The Secret is not base64 encoded

The application is caching the password

LPI DevOps Tools Engineer

Domain 2Objective 2

702.2 Container Orchestration (weight: 3) DEVOPS-TOOLS-ENGINEER Practice Questions (Page 3)

Part of the 702 Application Container domain, which makes up ~18% of our current practice bank. Linux Professional Institute does not publish an official question count, but from its 90-minute exam (~35–60 total, ~6–11 in this domain), expect 2–4 from this objective — we provide 32 practice questions to prepare you well beyond it. (estimate)

32questions here

7free pages

10concepts

Questions 11–15

11application · medium
A web application is deployed in Kubernetes and needs to be accessible from the internet via a domain name. The team has a load balancer available. Which resource should they use to route external HTTP traffic to the service?
Select an answer first
12foundation · easy
In the context of container orchestration, what is service discovery?
Select an answer first
13expert · hard
A team has a Kubernetes Service of type LoadBalancer that exposes an application. They want to restrict access to only specific IP addresses. Which resource should they use to implement this restriction?
Select an answer first
14application · medium
A Deployment is running with 5 replicas. The team needs to temporarily reduce the load to 2 replicas for maintenance, but they want to keep the Deployment configuration intact. Which command should they use?
Select an answer first
15expert · hard
A team needs to rotate a database password that is stored in a Kubernetes Secret. The application reads the password from the Secret via an environment variable. They update the Secret with a new password. However, the application still uses the old password. What is the most likely reason?
Select an answer first

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