🚌 Can you solve an infamous Microsoft Schoolbus interview challenge of the 1990s? And how does a Computer Bus work? A new IBM PS/2 55SX with Microchannel kicks off a BUS episode featuring all you need to know about ISA, EISA, VESA, AGP, PCI, PCIe, and how they compare. Dave also benchmarks and graphs their relative performance evolution over the years! 0:00 Intro 0:50 The BUS Question 1:52 Types of Buses 2:46 My PS/2 Story 4:40 Microchannel 5:30 The IBM PC/XT Bus 7:30 IRQs 9:20 Device Drivers 11:50 Bus Speeds 12:30 Bus Mastering 14:00 IBM PC Clones 17:30 Bus Driver License 17:55 Bandwidth Results 19:34 Graph For information on my book, "Secrets of the Autistic Millionaire": https://amzn.to/3diQILq My other channel, join now so you're there for episode 01! https://www.youtube.com/channel/UCtb6a_CnmGbSns9G8W2Ny0w Discord Chat w/ Myself and Subscribers: https://discord.gg/eMVWUvrkP6 LGR PS/2 Model 90 Episode: https://www.youtube.com/watch?v=Bhvfa3zRaGs Image Credits and Thanks: Bus speed vs Time graph – PCI SIG Abe Simpson – 20th Century Fox; Creator: Matt Groening IRQ List – University of Illinois - https://kb.iu.edu/d/ailq EISA ISA Slots - Nisha Singh, Blogspot