ICND1: Interconnecting Cisco Networking Devices Part 1 (CCENT, legacy) — Question 38

Why does a host use a DNS server?

Answer options

• A. To make a DNS client request to server
• B. To resolve IP to FQDN
• C. To resolve FQDN to IP
• D. To assign IP C

Correct answer:

Explanation

A host uses a DNS server primarily to translate Fully Qualified Domain Names (FQDN) into IP addresses, which is essential for establishing communication over the internet. Option A refers to the request process, option B incorrectly describes the reverse function of DNS, and option D is not a function of DNS at all.