Question 1

You have defined a Cilium egress Layer 4 policy for endpoints labeled app=myService to allow only TCP traffic on port 80. What will happen to ICMP traffic from these endpoints?

Options :

A : ICMP traffic will be allowed only if it is related to connections on port 80.

B : ICMP traffic will be allowed only for specific ICMP types.

C : All ICMP traffic will be blocked.

D : ICMP traffic will continue to be allowed.

Answer: A

Question 2

Your organization is deploying a Kubernetes cluster with a focus on minimizing performance overhead and maximizing network visibility between services. You decide to use Cilium Service Mesh. Which Cilium feature primarily contributes to achieving these objectives?

Options :

A : External hardware accelerators

B : Sidecar proxies for each service

C : eBPF-based kernel integration

D : Traditional IP-based network policies

Answer: C

Question 3

Which Cilium CLI command is used to generate an installation script for external workloads?

Options :

A : cilium external generate-install

B : cilium clustermesh vm generate-script

C : cilium clustermesh vm install

D : cilium install external-workload

Answer: C

Question 4

What is the process for deploying an eBPF program into the Linux kernel?

Options :

A : Embedding the program directly into the kernel source and recompiling the kernel.

B : Writing the program in assembly and loading it with a custom loader.

C : Developing the program in a high-level language, compiling it into bytecode, and sending it using system calls.

D : Using user-space daemons to interpret and execute the program within the kernel.

Answer: C

Question 5

What role does the Cilium Operator play when LoadBalancer IP Address Management (LB IPAM) is enabled?

Options :

A : It manages IP addresses for type: LoadBalancer services.

B : It replaces the Kubernetes service load balancer functionality entirely.

C : It automatically scales the number of LoadBalancer services based on demand.

D : It configures external load balancers in the cloud provider.

Answer: A

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