Which is true regarding networks?

a) local area networks are web-based.
b) local area networks can be used to connect computers all the way across the country.
c) wide area networks allow users to share files with a secure connection.
d) wide area networks do not provide secure connections.

Into what form does the barcode reader convert individual bar patterns?

Two students are discussing the flow of electricity. student a says that voltage is a measure of the amount of electron flow in a circuit. student b says that power is the product of voltage and current. which of the following statements is correct? a. only student a is correct b. only student b is correct c. both of the two students are correct d. neither of the two students is correct

To fill (copy) a cell across or down, point to the of the cell and drag. top left corner top right corner bottom left corner bottom right corner