XK0-005 · Question #662
XK0-005 Question #662: Real Exam Question with Answer & Explanation
The correct answer is C: dig mx foo.com. {"question_number": 2, "question": "Get information from foo.com domain mail servers.", "correct_answer": "C", "explanation": "The 'dig' (Domain Information Groper) command is a DNS lookup utility. The 'mx' argument specifies the query type-MX records identify the mail servers re
Question
A Linux engineer needs to get information from the foo.com domain mail servers. Which of the following network tools should the engineer use?
Options
- Aarp mx foo.com
- Bnc mx foo.com
- Cdig mx foo.com
- Droute mx foo.com
Explanation
{"question_number": 2, "question": "Get information from foo.com domain mail servers.", "correct_answer": "C", "explanation": "The 'dig' (Domain Information Groper) command is a DNS lookup utility. The 'mx' argument specifies the query type-MX records identify the mail servers responsible for a domain. 'dig mx foo.com' queries DNS for foo.com's Mail Exchanger records. 'arp' resolves IP addresses to MAC addresses on a local network, 'nc' (netcat) is a raw TCP/UDP connection tool, and 'route' manages the kernel IP routing table-none of these are DNS tools.", "generated_by": "claude-sonnet", "llm_judge_score": 4}
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