External fingerprint scanners usually plug into a _____ port.
A) serial or SCSI
B) parallel or IrDA
C) serial or MIDI
D) parallel or USB

Question

Quizplus · Accepted Answer

External fingerprint scanners usually use USB (Universal Serial Bus) ports as they are the commonly used interface for connecting peripheral devices to computers. While other ports such as parallel and serial may also work, USB is the most widely supported and is capable of providing faster data transfer rates.

External Fingerprint Scanners Usually Plug into a _____ Port