Question 1

What is a key security measure for the Kubernetes Controller Manager to prevent unauthorized control of cluster components?

Options :

A : Configuring Horizontal Pod Autoscaling for the Controller Manager

B : Enabling Role-Based Access Control (RBAC) for the Controller Manager-s operations

C : Implementing network policies specific to the Controller Manager

D : Regularly updating container runtime environments in the cluster

Answer: B

Question 2

Which component of the 4Cs of Cloud Native Security is directly responsible for implementing security policies and controls within the application code to prevent vulnerabilities?

Options :

A : Code Security

B : Container Security

C : Cloud Infrastructure Security

D : Cluster Security

Answer: A

Question 3

Why is it important to enable and configure Kubelet client certificate rotation in a Kubernetes cluster?

Options :

A : To improve the performance efficiency of the Kubelet

B : To ensure efficient resource allocation by the Kubelet

C : To facilitate smoother upgrades of Kubelet software

D : To enhance security through regular updating of authentication credentials

Answer: D

Question 4

Why is setting Pod Security Admissions (PSA) to ‘audit’ mode beneficial during the initial implementation phase?

Options :

A : To improve the data processing efficiency within the cluster

B : To manage the allocation of resources based on security policy evaluation

C : To record policy violations for assessment, allowing administrators to fine-tune security policies before enforcement

D : To optimize the distribution of network traffic among microservices

Answer: C

Question 5

In the context of Kubernetes cluster security, how can the Scheduler component be secured to prevent unauthorized scheduling of pods?

Options :

A : By implementing Horizontal Pod Autoscaling for the Scheduler

B : By applying Network Policies specific to the Scheduler

C : By enforcing Role-Based Access Control (RBAC) for scheduling decisions

D : By using a Service Mesh to manage traffic to the Scheduler

Answer: C

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