Only took about 6 hours for the first question...
Takehome final exam-- interface a variety of (read: non-existent) Pentium having multiplexed data and address lines with 16 gigabytes of DRAM and an 8-bit DMA controller (the original one, from the 70s). Also, add a USB port. And due to two snow days, you have only 24 hours. READY... SET ...GO!