4
I/O Devices
Incredible variety of I/O devices
Storage Devices (Disk, tape)
Transmission Devices (Network Card, Modem)
Human Interface Devices (Screen, Keyboard, mouse)
Specialized Devices (Joystick)
Devices Classification
Block or character-stream
Sequential or random-access
Synchronous or asynchronous devices
Sharable or dedicated
read-write, read only, or write only
Speed of operation
