Quick Answer
The answer is applying a critical security patch to a production server to fix a vulnerability. This is the correct example of an emergency change in ITIL 4 because emergency changes are specifically defined as changes that must be implemented as soon as possible to resolve an urgent incident or security threat, such as a zero-day exploit or active data breach. The key technical concept here is that emergency changes bypass the standard change authorization process and use a faster, pre-authorized emergency change advisory board (ECAB) procedure to minimize service disruption while mitigating immediate risk. On the ITIL 4 Foundation exam, this question tests your ability to distinguish emergency changes from standard and normal changes; a common trap is confusing a planned software upgrade or a scheduled hardware refresh with an emergency change, since those follow the full change management workflow. Remember the memory tip: if it can wait for a meeting, it’s not an emergency—think “patch now, plan later” for security fixes.
This ITIL4F practice question tests your understanding of itil management practices. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. 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 of the following is an example of an emergency change?
Updating the service desk knowledge base with new articles
Why wrong: This is a standard change or normal change.
Applying a critical security patch to a production server to fix a vulnerability
Urgent security fix requires emergency change.
A request to install a new software version for all users next month
Why wrong: This is a normal change.
A password reset for a user
Why wrong: This is a service request.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Applying a critical security patch to a production server to fix a vulnerability
Emergency changes are for urgent situations like security patches; they follow a faster authorization process.
Key principle: Authentication proves identity; authorization controls what that identity can do after login. Both must work for full privileged access.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
Updating the service desk knowledge base with new articles
Why it's wrong here
This is a standard change or normal change.
Applying a critical security patch to a production server to fix a vulnerability
Why this is correct
Urgent security fix requires emergency change.
Related concept
Authentication checks who the user is.
A request to install a new software version for all users next month
Why it's wrong here
This is a normal change.
A password reset for a user
Why it's wrong here
This is a service request.
Common exam traps
Logging in proves the user can authenticate. It does not automatically mean the user is allowed to enter privileged or configuration mode. Watch for AAA authorization, privilege level and command authorization details.
Detailed technical explanation
This kind of question is testing the difference between identity and permission. A user may successfully log in to a router because authentication is working, but still fail to enter configuration mode because authorization is missing, misconfigured or mapped to a lower privilege level.
Key takeaway
Authentication proves identity; authorization controls what that identity can do after login. Both must work for full privileged access.
Real-world example
A small business has 20 workstations on the 192.168.1.0/24 network and one public IP from its ISP. The router uses PAT (NAT overload) so all 20 devices share one public address using different source ports. NAT questions test whether you understand the four address terms and which direction each translation applies.
What to study next
Review Cisco AAA concepts — authentication, authorization, and accounting. Study privilege levels (0–15), command authorization under TACACS+, and how RADIUS differs. Then practise related ITIL4F questions on access control and AAA configuration.
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FAQ
ITIL Management Practices — This question tests ITIL Management Practices — Authentication checks who the user is..
The correct answer is: Applying a critical security patch to a production server to fix a vulnerability — Emergency changes are for urgent situations like security patches; they follow a faster authorization process.
Review Cisco AAA concepts — authentication, authorization, and accounting. Study privilege levels (0–15), command authorization under TACACS+, and how RADIUS differs. Then practise related ITIL4F questions on access control and AAA configuration.
Authentication checks who the user is.
About these practice questions
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Same concept, more angles
These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. An organization has a change that must be implemented immediately to prevent a major financial loss. According to ITIL 4, what type of change is this?
hardWhy B: An emergency change is required when a change must be implemented urgently to prevent a major impact.
Last reviewed: Jun 21, 2026
This ITIL4F practice question is part of Courseiva's free PeopleCert 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 ITIL4F exam.
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