A SATA connection is a serial connection, and the data connector has four lines: two for the signal (one each way), and two for power (hot and neutral). SATA cables have smaller connectors, and the wires are housed in a protective sheath that's about 1/6 (rough guess) of the width of an ATA ribbon cable. In addition, SATA technology allows for much faster speeds than ATA was going to be able to allow.
Adj. 1. coercive-serving or intended to coerce; authority is directional instead of coercive. powerful-having great power or force or potency or effect; the most powerful government in western Europe; his powerful arms; a powerful bomb; the horse's powerful kick; powerful drugs; a powerful argument.
I. As a process: the use of non-coercive influence to shape the group's or organization's goals, motivate behavior toward the achievement of those goals, and help define group or organizational culture. II. As a property: the set of characteristics attributed to individuals who are perceived to be leaders. Leaders.