Which of the following DNS records works as an alias to another record?

Which of the following DNS records works as an alias to another record?
A . AAAA
B . CNAME
C . MX
D . SOA

View Answer

Answer: B

Explanation:

The DNS record that works as an alias to another record is called CNAME (Canonical Name). CNAME records are used to create an alias for a domain name that points to another domain name.

Reference: CompTIA Network+ Certification Study Guide, Exam N10-007, Fourth Edition, Chapter 2: The OSI Model and Networking Protocols, Objective 2.3: Given a scenario, implement and configure the appropriate addressing schema.