Computer Hacking Forensic Investigator (CHFI v10) — Question 550

MAC filtering is a security access control methodology, where a ___________ is assigned to each network card to determine access to the network.

Answer options

• A. 48-bit address
• B. 24-bit address
• C. 16-bit address
• D. 32-bit address

Correct answer: A

Explanation

The correct answer is A, as MAC addresses are 48-bit identifiers assigned to network interfaces. The other options refer to address lengths that do not correspond to MAC addresses, making them incorrect.