Which part of the PC architecture usually manages the control of keyboards, USB interfaces, and hard drive controllers?
A) Southbridge
B) Super I/O Controller
C) PCI Express
D) Northbridge
E) My cousin Louie usually handles all of those
The answer: A) Southbridge
Since the Northbridge usually handles all of the high-speed bus connections, most of the lower-speed components are managed by the Southbridge.
Want to know more? Watch “Bus Architectures and Expansion Slots.” An important consideration of the very first IBM personal computer was including standardized expansion slots so the end-user could customize their system. In this video, you’ll learn about bus architectures and expansion slots, including PCI, PCI Express, AGP, and CardBus. |
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