Which of the following is a MAC address?
- A. 192.166.200.50
- B. 00056A : 01A01A5CCA7FF60
- C. 568, Airport Road
- D. 01 : A5 : BB : A7 : FF : 60
Answer: D. 01 : A5 : BB : A7 : FF : 60
Explanation: A MAC address is a 48-bit address typically represented as 6 pairs of hexadecimal digits separated by colons.