This KCNA practice question tests your understanding of container orchestration. This is a configuration task: choose the command set that satisfies every stated requirement. Small differences — like 'secret' vs 'password' or 'transport input ssh' vs 'all' — change whether the answer is correct. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
Which TWO are benefits of using a container orchestration platform like Kubernetes? (Select TWO.)
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Automatic service discovery and load balancing
Option C is correct because Kubernetes includes built-in service discovery and load balancing. Services in Kubernetes get a stable virtual IP and DNS name, and kube-proxy implements load balancing across pods using iptables or IPVS rules, distributing traffic without manual configuration.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
Increases application complexity
Why it's wrong here
Orchestration aims to simplify management, not increase complexity.
✗
Requires a dedicated hypervisor for each container
Why it's wrong here
Containers run on the host kernel; no hypervisor needed.
✓
Automatic service discovery and load balancing
Why this is correct
Kubernetes automatically assigns IPs and a single DNS name for a set of pods and load-balances traffic.
Related concept
Read the scenario before looking for a memorised answer.
✓
Self-healing (automatic restart of failed containers)
Why this is correct
Kubernetes automatically restarts containers that fail and replaces pods on failed nodes.
Related concept
Read the scenario before looking for a memorised answer.
✗
Manual scaling of applications
Why it's wrong here
Orchestration automates scaling, not manual.
Common exam traps
Common exam trap: answer the scenario, not the keyword
CNCF often tests the distinction between manual and automatic scaling; candidates may incorrectly select manual scaling as a benefit because they confuse it with the ability to scale, but the question asks for benefits of using the platform, which include automation, not manual effort.
Detailed technical explanation
How to think about this question
Under the hood, Kubernetes service discovery relies on DNS (CoreDNS) and endpoints controllers that update iptables or IPVS rules in real time as pods change. For load balancing, kube-proxy can use userspace mode, iptables mode, or IPVS mode, with IPVS offering better performance for large clusters. In a real-world scenario, if a pod crashes, the service IP automatically routes traffic to healthy replicas without any manual intervention, demonstrating both service discovery and self-healing.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
TExam Day Tips
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A practitioner preparing for the KCNA exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this KCNA question in full detail.
Container Orchestration — This question tests Container Orchestration — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Automatic service discovery and load balancing — Option C is correct because Kubernetes includes built-in service discovery and load balancing. Services in Kubernetes get a stable virtual IP and DNS name, and kube-proxy implements load balancing across pods using iptables or IPVS rules, distributing traffic without manual configuration.
What should I do if I get this KCNA question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Question Discussion
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