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.
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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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