Which of this is not a class of IP address?
A. Class E
B. Class C
C. Class D
D. Class F
Answer:D
Which of this is not a class of IP address?
A. Class E B. Class C C. Class D D. Class F
Explanation: Class F is not a class of IP addressing. There are only five classes of IP addresses: Class A (0.0.0.0 to 127.255.255.255), Class B (128.0.0.0 to 191.255.255.255), Class C (192.0.0.0 to 223.255.255.255), Class D (224.0.0.0 to 239.255.255.255), and Class E (240.0.0.0 to 255.255.255.255).