Fact for the day: 5-07-2012

According to BBC report , the Creation of a desktop PC usually requires ten times the PC’s weight in fossil fuels and chemicals, most of them toxic.

Recycles.org is a website that can match you up with nonprofit agencies that use old equipment. Freecycle.org is another network with few India chapters.

An interesting Google post talks about the use of quantum computing to recognize and sort images, videos and objects. Several research teams have been working on the development processors that can store data as quantum bits. These GB can represent both the 0 and 1 simultaneously allowing for much more efficient processing and information storage. To consider an example given by Google, an average computer requires 500,000 peeks to find a particular object hidden in one of a million drawers on an average. But such a quantum computer could locate the position the ball by just peeking into 1000 out of the million drawers.

According to a study paper on RescourceSaver.org, one metric ton of electronic scrap from personal computers could get you more gold than that recovered from 17 tones of gold ore!

The QWERTY keyboard was designed to prevent jams on a keyboard. The early typewriters used arms to impress a letter on paper. If neighboring keys were used in rapid succession, then the arms were likely to jam, which was a serious issue. The keyboard was designed to prevent commonly used key combinations from being next to each other. It is widely believed that the keyboard was designed to slow down typists, which is not true.

Grace Hopper, a woman Admiral in the navy, was the inventor of COBOL. Admiral Hopper wrote COBOL to be a programming language for general business use. It was supposed to be easier to understand than either Fortran or assembly language.

The name ‘worm’ appeared in the 1970 movie ‘Shockwave Rider‘ to describe a program that propagates itself through a computer network.

Blowfish12@2012 blowfish12.tk Author: Sudharsun. P. R.

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