Rules of non boundary-level masking

Question

Explain some of the rules of non boundary-level masking.

Answer 1

a) The bytes within the IP address which corresponds to the 255 in the mask will be repeated in sub network address

b) The bytes within the IP address which corresponds to 0 in the mask will modified to 0 in the sub network address

c) For other bytes, utilize the bit-wise AND operator.