Microsoft
98-366 · Question #170
The default subnet mask for a Class B network is:
The correct answer is D. 255.255.0.0. Class A default subnet mask is 255.0.0.0. Class B default subnet mask is 255.255.0.0. Class C default subnet mask is 255.255.255.0.
Understanding Network Infrastructures
Question
The default subnet mask for a Class B network is:
Options
- A0.0.0.255
- B0.0.255.255
- C255.0.0.0
- D255.255.0.0
How the community answered
(27 responses)- A7% (2)
- B4% (1)
- C19% (5)
- D70% (19)
Explanation
Class A default subnet mask is 255.0.0.0. Class B default subnet mask is 255.255.0.0. Class C default subnet mask is 255.255.255.0.
Topics
#subnet mask#Class B network#IPv4 addressing
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