____ allows users to send very short messages to others who are connected to the network using smartphones or other Internet devices.

What is the result of packets that are created which exceed the MTU of the network?  How can this process be exploited?

What will be an ideal response?

Compute the surface area of a cube in which the longest diagonal (from a top corner to the opposite bottom corner) is 3 feet.

See second example problem in section 6-7 Let s = length of side of the cube Let c = the diagonal of one face: Let d = the longest diagonal across cube