how many pata drives can be connected for a single ata controller
B) Two. PATA is a good example of a drive technology that supports up to two devices per motherboard interface. C) Four. Thereâs no common hard drive interface type that has a maximum of four devices per interface, although SCSI can easily support four drives on a single interface. D) Sixteen. Most SCSI standards support a maximum of sixteen drives on a single interface.