LPI BSD Specialist
Domain 4Objective 4
714.4 Configure Client Side DNS (weight: 2) BSD-SPECIALIST Practice Questions (Page 5)
Part of the Topic 714: Basic BSD Network Administration domain, which makes up ~17% of our current practice bank. Linux Professional Institute does not publish an official question count, but from its 90-minute exam (~35–60 total, ~6–10 in this domain), expect 2–3 from this objective — we provide 30 practice questions to prepare you well beyond it. (estimate)
30questions here
6free pages
8concepts
Questions 21–25
- 21
An admin is troubleshooting a mail delivery issue. The mail server is configured to use `mail.example.com` as its SMTP relay, but emails are being rejected by the receiving server because the reverse DNS for the mail server's IP does not match `mail.example.com`. Which `dig` command would confirm the PTR record for the mail server's IP?
Select an answer first - 22
What is the primary function of a caching DNS server?
Select an answer first - 23
A mail server logs show connections from IP 203.0.113.7. The admin wants to identify the hostname associated with this IP for logging purposes. Which DNS record type and domain is used for this lookup?
Select an answer first - 24
Which command-line utility is commonly used to query DNS records and can display detailed information such as TTL, query time, and the server that answered?
Select an answer first - 25
Which command would you use to test whether a specific DNS server can resolve a hostname, bypassing the system's configured nameservers?
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