- A
Set a limit of 500 Mbps for Management and NFS, and no limit for vMotion.
Why wrong: Limits cap Management and NFS at 500 Mbps, but vMotion could use all remaining bandwidth, not necessarily 50% during congestion.
- B
Set the vMotion traffic class shares to 50, Management shares to 25, and NFS shares to 25.
Shares define relative priority; with these values, vMotion gets 50/100 = 50% during congestion, fulfilling the requirement.
- C
Set a reservation of 500 Mbps for vMotion, 250 Mbps for Management, and 250 Mbps for NFS.
Why wrong: Reservations guarantee minimums but do not provide proportional allocation; they could lead to unused bandwidth not being redistributed proportionally.
- D
Do nothing; NIOC is not needed because all traffic types are equally important.
Why wrong: Without NIOC, all traffic competes equally, so vMotion would not be prioritized, not meeting the requirement.
VCP-DCV Configure and Manage vSphere Networking Practice Question
This VCP-DCV practice question tests your understanding of configure and manage vsphere networking. 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.
A vSphere administrator is configuring Network I/O Control (NIOC) on a vSphere Distributed Switch to prioritize vMotion traffic during maintenance windows. The environment has three system traffic classes: Management, NFS, and vMotion. The administrator wants to ensure that when the network is congested, vMotion gets at least 50% of the available bandwidth, while Management and NFS each get at least 25%. Which NIOC configuration achieves this?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue:
"least"Why it matters: You want the option with minimum overhead, fewest steps, or lowest impact — not the most feature-rich or comprehensive answer.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Set the vMotion traffic class shares to 50, Management shares to 25, and NFS shares to 25.
Option A is correct because shares allocate bandwidth proportionally during contention. Setting shares to 50/25/25 gives vMotion 50% of the bandwidth when all are busy. Option B is incorrect because reservations guarantee minimum bandwidth but do not guarantee proportional allocation; plus, the question asks for 'at least' percentages during congestion, which shares handle. Option C is incorrect because limits cap bandwidth and would prevent vMotion from using more than 500 Mbps, not guaranteeing 50% of available bandwidth. Option D is incorrect because disabling NIOC removes prioritization, making all traffic equal.
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.
- ✗
Set a limit of 500 Mbps for Management and NFS, and no limit for vMotion.
Why it's wrong here
Limits cap Management and NFS at 500 Mbps, but vMotion could use all remaining bandwidth, not necessarily 50% during congestion.
- ✓
Set the vMotion traffic class shares to 50, Management shares to 25, and NFS shares to 25.
Why this is correct
Shares define relative priority; with these values, vMotion gets 50/100 = 50% during congestion, fulfilling the requirement.
Clue confirmation
The clue word "least" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Set a reservation of 500 Mbps for vMotion, 250 Mbps for Management, and 250 Mbps for NFS.
Why it's wrong here
Reservations guarantee minimums but do not provide proportional allocation; they could lead to unused bandwidth not being redistributed proportionally.
- ✗
Do nothing; NIOC is not needed because all traffic types are equally important.
Why it's wrong here
Without NIOC, all traffic competes equally, so vMotion would not be prioritized, not meeting the requirement.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Detailed technical explanation
How to think about this question
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
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.
- Use explanations to understand the rule behind the answer.
TExam Day Tips
- Underline the problem statement mentally.
- 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 VCP-DCV 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.
What to study next
Got this wrong? Here's your next step.
Identify which VCP-DCV exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
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Configure and Manage vSphere Networking — study guide chapter
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Configure and Manage vSphere Networking practice questions
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FAQ
Questions learners often ask
What does this VCP-DCV question test?
Configure and Manage vSphere Networking — This question tests Configure and Manage vSphere Networking — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Set the vMotion traffic class shares to 50, Management shares to 25, and NFS shares to 25. — Option A is correct because shares allocate bandwidth proportionally during contention. Setting shares to 50/25/25 gives vMotion 50% of the bandwidth when all are busy. Option B is incorrect because reservations guarantee minimum bandwidth but do not guarantee proportional allocation; plus, the question asks for 'at least' percentages during congestion, which shares handle. Option C is incorrect because limits cap bandwidth and would prevent vMotion from using more than 500 Mbps, not guaranteeing 50% of available bandwidth. Option D is incorrect because disabling NIOC removes prioritization, making all traffic equal.
What should I do if I get this VCP-DCV question wrong?
Identify which VCP-DCV exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
Are there clue words in this question I should notice?
Yes — watch for: "least". You want the option with minimum overhead, fewest steps, or lowest impact — not the most feature-rich or comprehensive answer.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 24, 2026
This VCP-DCV practice question is part of Courseiva's free VMware certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the VCP-DCV exam.
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