Community QuestionSeen on 3 CBTsRe-created in 5 study sets this year

Media Access Control (MAC) address

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Answer

The hardware address of a network device, also called the Ethernet address (on Ethernet devices) or NIC address.

2 of 3 indexed CBT versions give this answer·Answer index rebuilt Aug 10, 2026

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This question appears on 3 CBT versions we've indexed, and they don't all give the same answer. Exam editions change and answer keys get re-cut, so more than one of these was correct on the test it came from. Here is each of them, and how many versions give it.

2 of 3 versionsmost versions

The hardware address of a network device, also called the Ethernet address (on Ethernet devices) or NIC address.

Comptia A+ Free Study Guide · Comptia A+ Material

1 of 3 version

A unique identifier assigned to network adapters by the manufacturer. This address is six octets in length (12 characters) and is written in hexadecimal. 48bit address.

Comptia A+ Core 1 Study Guide

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