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Default subnet mask for a class

2906Medium DSSSB TGT Computer Science 0 replies 1 views
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Default subnet mask for a class

  • A255.255.255.0
  • B255.0.0.0
  • C255.255.0.0
  • DAll of the above
Correct answer: D

Explanation

Default masks: Class A 255.0.0.0, Class B 255.255.0.0, Class C 255.255.255.0. All three are default masks of some class.
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