Reading Comprehension

PT130 · S2 · P2 · Q8 Philip Emeagwali

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This passage was adapted from articles published in the 1990s.

Topic

Philip Emeagwali’s breakthroughs in computer design by modeling network systems after patterns found in nature.

Framework

Highlight Noteworthy

Main Point

Emeagwali achieved major advances in parallel computing by designing computer systems inspired by natural processes like tree branching and honeycombs, and he believes this nature-inspired approach will shape the future of technology. (Most Valuable Sentence: Appears at the end of the final paragraph—)

P1: Emeagwali’s Early Breakthrough—Parallel Computers Inspired by Nature

In the 1980s, Emeagwali pioneered the use of massively parallel computers that could solve tough problems like modeling oil flow, showing that using lots of computers working together (inspired by nature) was way faster and more effective than traditional supercomputers operating one step at a time.

P2: How Nature’s Structures Inspired an Efficient Solution

To handle extremely complicated calculations needed for oil flow modeling, Emeagwali connected over 65,000 computers via the Internet and used the idea of how trees branch out efficiently to guide how the network shared tasks—showing that copying nature’s branching patterns led to a breakthrough in how parallel computing could work.

P3: Applying Nature’s Patterns Further—Honeycomb Computers and the Future

In 1996, Emeagwali designed a new computer system (this time modeled after the hexagonal structure of bee honeycombs) that he claims could predict weather far into the future. He argues that future discoveries in technology will come from imitating nature’s efficient designs.

8.

Which one of the following most accurately expresses the main point of the passage?

  1. Emeagwali's establishment of new computational

    Too Strong: wide array

    As far as the passage tells us, Emeagwali solved the problem of modeling oil field flow, but that's it. Saying that what he's done has already enabled parallel computing to solve a wide array is too much. He hopes that parallel computing will continue to have breakthroughs, but this answer makes it sound too established and successful already. It's also strong to say that he established a new computational paradigm. We know he is willing to look beyond established paradigms and he believes that "computer scientists in the future will look more to nature for solutions (as a paradigm shift), but to say he's established a new paradigm again sounds too much like he's already transformed an industry. He is more of a visionary that may inspire a transformation yet to come.

    4% picked this

  2. Emeagwali has shown that scientists'

    Wrong Emphasis

    The main clause is saying, "Emeagwali has shown that scientists' allegiance to ...". We can stop there. This passage was not centered around scientists' allegiance to anything. We want to hear the emphasis of "breakthroughs in parallel computing, using nature as inspiration". This answer doesn't have any of that.

    0% picked this

  3. Emeagwali's discovery of the basic

    Out of Scope: discovery

    The passage never said that Emeagwali was noteworthy for having discovered the basic math principles underlying natural systems. He's noteworthy for being inspired by the math principles underlying certain natural systems and applying those insights to solve problems, using parallel computing.

    5% picked this

  4. Correct

    Emeagwali has designed parallel computer

    Why this is right

    This doesn't emphasize his "breakthroughs", but it's otherwise saying big picture stuff that is all true. We've got parallel computing and inspired by nature. We know from the oil field example (and the global weather pattern computer in the works) that he is trying to solve real-world computational problems that are hard to solve with more traditional designs (the sequential supercomputer was unable to solve the problem of modeling oil field flow, just as it would be to solve the problem of modeling global weather patterns).

    Skill tested: Main Point · how this choice captures the passage's function is the move to repeat next time.

    80% picked this

  5. The paradigm shift initiated by

    Wrong Emphasis

    This answer makes the main point out to be the aftermath / impact of Emeagwali's paradigm shift, which the passage never discusses. The passage, meanwhile, is centered on Emeagwali's actual work, not its aftermath or impact. In fact, we don't know if his work has had any impact on others in the field yet. We only get at the very end his hope / expectation that computer scientists in the future will follow his lead.

    11% picked this

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