Linux Foundation Cilium Certified Associate (CCA) 認定 CCA 試験問題:

1. Which two are major components of Cilium's architecture?
(Choose Two)

A) Datapath models
B) Kubernetes native scheduling
C) Linux kernel customization
D) IP Address Management (IPAM)

2. In the context of Cilium, which of the following functions does the BPF technology enable?
(Choose Three)

A) Security policy enforcement at packet level
B) Creation of overlay networks
C) Real-time changes to network configuration
D) Stateless packet filtering
E) Automatic load balancing of intra-cluster traffic

3. How do eBPF-based platforms generally compare to IPtables-based platforms in terms of performance?

A) IPtables support more types of network protocols
B) eBPF offers lower performance but greater security
C) eBPF provides higher performance and greater flexibility
D) IPtables are easier to configure and manage

4. Why is Layer 7 visibility crucial in a service mesh environment observed by Hubble?

A) It reduces the necessity for application performance monitoring tools
B) It ensures faster hardware provisioning
C) It aids in precise troubleshooting of application communication issues
D) It allows for better load balancing strategies

5. How does Cilium handle IP Address Management (IPAM) in Kubernetes environments?

A) Uses a custom Cilium IPAM module for dynamic address management
B) Assigns static IP addresses to pods
C) Delegates control to Kubernetes default IPAM
D) Depends on external DHCP services

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