1 Subnetting is useful when an organization wants a large number of
nodes with the same network prefix.

Selected        True


2 A router determines the destination network by performing the
logical-or of the destination IP address and the subnet mask.

Selected        False


3 A subnet mask is a string of ones followed by a string of zeros.

Selected        True


4 Subnetting allows us to associate a number of physical networks with a
single network prefix.

Selected        True