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Visuals for Class 5

Explore the fascinating story of Grace Murray Hopper, who recorded the first computer bug in her log book while working on the Harvard Mark II. Learn about the significance of this discovery and its impact on computer science.

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Visuals for Class 5

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  1. Visuals for Class 5 ChE 310 NFR

  2. Example – Failure of Electrical Component life = [ 6.2 16.1 16.3 19.0 12.2 8.1 8.8 5.9 7.3 8.2 ... 16.1 12.8 9.8 11.3 5.1 10.8 6.7 1.2 8.3 2.3 ... 4.3 2.9 14.8 4.6 3.1 13.6 14.5 5.2 5.7 6.5 ... 5.3 6.4 3.5 11.4 9.3 12.4 18.3 15.9 4.0 10.4 ... 8.7 3.0 12.1 3.9 6.5 3.4 8.5 0.9 9.9 7.9];

  3. September 9, 1947 At 3:45 p.m., Grace Murray Hopper records the first computer bug in her log book as she worked on the Harvard Mark II. The problem was traced to a moth stuck between a relay in the machine, which Hopper duly taped into the Mark II's log book with the explanation: “First actual case of bug being found.”

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