In codd's model of a relational database, data is stored in a(n) which maintains information about a(

Choice of type is influenced primarily by these two factors?

Awell-diversified portfolio needs about 20-25 stocks from different categories is this true or false?

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