IST 195 Lecture Notes - Lecture 2: Massive Open Online Course, Usb 3.0, Usb Hub
2 May 2016
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Lecture topics on the first ist 195 midterm exam: (cid:0) Showrooming when a person heads into a physical store to check out merchandise before finding the (cid:0) same product at a cheaper price online. (cid:0) (cid:0) Mark 1 the first computer ever (1944) 51 feet long, 8 feet tall, 5 tons, 500 miles of wire. Created by harvard professor howard aiken (cid:0) Moore"s law observation made in 1965 that the # of transistors on an integrated circuit will double (cid:0) every 24 months and cost per transistor decreases. The speed of commuting will double but the cost will either remain the same or decrease. Transistors is how chips/computers work: nano-technology, 10,000 transistors could fit on the tip of a pencil, the more transistors can be put in a chip, the faster the computer will go. A current computer has millions of transistors: a mac might even have a billion transistors on its chip (cid:0)
