Which NLB cluster property is used to determine which server will handle traffic not covered by a port rule

An atom's diameter is about 0.1 nanometer (1×10-9m), and a human hair is about 1×10-3m. how many times greater is a human hair than an atom's diameter? sorry pushed wronf button but this is math

Whose task it is to ensure that the product flows logically from one step to another?

What is a programming method that provides for interactive modules to a website?