Traditional Culture Encyclopedia - Photography major - What is the purchase of information products?

What is the purchase of information products?

Computers (desktops, laptops), general computer software (including operating system, database management system, middleware software, office software, antivirus software), servers (including PC servers and UNIX servers, usually called minicomputer servers, storage devices, etc. ), network equipment (refers to network security products such as switches, routers, firewalls and intrusion detection equipment. ), scanners, projectors, printers and cameras.