They include keyboards, mice, scanners, and microphones. The Intel 486 chip and the Motorola 68040 chip are common CPUs.
Storage devices store the entered information and programs for future use.
Common storage devices include hard disks, floppy disks, and CD-ROMs. Output devices are how the manipulated information is returned to us. They commonly include video monitors, printers, and speakers. Communication and network devices allow the computer to communicate with other devices. Common communication devices are modems, and ethernet cards.