CompTIA Linux+ Powered by LPI (LX0-104) — Question 41

What is the purpose of the dig command?

Answer options

• A. It can be used as a tool for querying DNS servers.
• B. It can be used for searching through indexed file content.
• C. It can be used to look for open ports on a system.
• D. It can be used to ping all known hosts on the current subnet.

Correct answer: A

Explanation

The dig command is specifically designed for querying DNS servers to retrieve information about domain names and their corresponding IP addresses. Options B, C, and D describe functions related to file searching, port scanning, and pinging hosts, which are not applicable to the dig command.