What does the program 7-zip do for the files on your computer?
a. it you move quickly through a variety of internet tasks.
b. it closes windows when you're working in other programs.
c. it condenses and expands files so they move easily over the internet.
d. it provides security for your computer when you're not using it?

What is domain name system (dns)? allows dynamic ip address allocation so users do not have to have a preconfigured ip address to use the network converts ip addresses into domains, or identifying labels that use a variety of recognizable naming conventions the efficient coexistence of telephone, video, and data communication within a single network, offering convenience and flexibility not possible with separate infrastructures the integration of communication channels into a single service

Use a software program or a graphing utility with matrix capabilities to solve the system of linear equations using an inverse matrix. x1 + 2x2 − x3 + 3x4 − x5 = 6 x1 − 3x2 + x3 + 2x4 − x5 = −6 2x1 + x2 + x3 − 3x4 + x5 = 3 x1 − x2 + 2x3 + x4 − x5 = −3 2x1 + x2 − x3 + 2x4 + x5 = 5

What does code do? a creates a text box that says "solid black" b creates a black border of any width c creates a black border 1 pixel wide