010-160 The Linux Operating System Practice Question
You are troubleshooting a network issue where a Linux server cannot reach an external website. The ping command to the gateway succeeds, but pinging the website IP fails. Which configuration file should you check to ensure the server can resolve domain names?
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
✓
/etc/resolv.conf
The /etc/resolv.conf file contains DNS server addresses required for domain name resolution.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
/etc/network/interfaces
Why it's wrong here
This configures the network interface, not DNS lookups.
- ✗
/etc/sysconfig/network
Why it's wrong here
This file is for global networking parameters on some distributions.
- ✗
/etc/hosts
Why it's wrong here
/etc/hosts is for static local mappings, not dynamic DNS resolution.
- ✓
/etc/resolv.conf
Why this is correct
This file defines the DNS resolvers used by the system.
Visual reference
About these practice questions
One of 190 original 010-160 practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official LPI exam blueprint
This 010-160 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 010-160 exam.