Final answer:
A CD-ROM drive is an example of an I/O device, which is an input/output device that handles both input and output of data.
Step-by-step explanation:
An example of an I/O (Input/Output) device is a CD-ROM drive. It is a device that allows data to be read from and written to a CD-ROM.
The CD-ROM drive is considered an I/O device because it handles both input (reading data from the CD-ROM) and output (writing data to the CD-ROM).
Other examples of I/O devices include keyboards, mice, printers, and USB flash drives.