Working with PCI Express


Which of these statements about PCI Express is NOT true?

A) PCI Express uses unidirectional serial “lanes” to communicate.

B) PCI Express version 1.x can range in speed from 250 megabytes per second to 8 gigabytes per second.

C) The PCI Express bus is 64-bits wide.

D) PCI Express standard is used in laptops as the ExpressCard interface.