This LPIC-2 practice question tests your understanding of file sharing and samba. 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 TWO global parameters can be used to control the security mode of a Samba server?
security
Sets the security mode (user, ads, etc.).
map to guest
Controls guest access behavior.
netbios name
Why wrong: NetBIOS name is for identification, not security.
workgroup
Why wrong: Workgroup is for NetBIOS, not security mode.
server string
Why wrong: Server string is a description, not security.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
security
The `security` parameter is the primary global setting that defines the Samba server's security mode (e.g., user, domain, ads, server). The `map to guest` parameter controls how Samba handles authentication failures by optionally mapping invalid users to the guest account, effectively modifying the security behavior. Both are global parameters that directly influence the security mode of the Samba server.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
security
Why this is correct
Sets the security mode (user, ads, etc.).
Related concept
Read the scenario before looking for a memorised answer.
map to guest
Why this is correct
Controls guest access behavior.
Related concept
Read the scenario before looking for a memorised answer.
netbios name
Why it's wrong here
NetBIOS name is for identification, not security.
workgroup
Why it's wrong here
Workgroup is for NetBIOS, not security mode.
server string
Why it's wrong here
Server string is a description, not security.
Common exam traps
The trap here is that candidates may confuse `map to guest` as a non-security parameter, but it directly alters the security posture by controlling guest fallback, making it a valid global security mode control alongside `security`.
Detailed technical explanation
The `security` parameter accepts values like `user`, `domain`, `ads`, and `server`, each dictating how Samba validates credentials (e.g., locally vs. via a domain controller). The `map to guest` parameter can be set to `Never`, `Bad User`, `Bad Password`, or `Bad Uid`, allowing Samba to downgrade failed authentications to guest access, which is a security-relevant behavior. In real-world scenarios, misconfiguring `map to guest` can inadvertently grant anonymous access, bypassing intended authentication.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
A practitioner preparing for the LPIC-2 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
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FAQ
File Sharing and Samba — This question tests File Sharing and Samba — Read the scenario before looking for a memorised answer..
The correct answer is: security — The `security` parameter is the primary global setting that defines the Samba server's security mode (e.g., user, domain, ads, server). The `map to guest` parameter controls how Samba handles authentication failures by optionally mapping invalid users to the guest account, effectively modifying the security behavior. Both are global parameters that directly influence the security mode of the Samba server.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 25, 2026
This LPIC-2 practice question is part of Courseiva's free LPI 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 LPIC-2 exam.
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