The Ozone molecules which concentrated mainly between altitudes of 15 to 35 Kilometres above the Earth, where the umbrella of Ozone Layer absorbs the harmful ultraviolet radiation emitting from the Sun and facilitate life giving source of Solar energy to the planet Earth. But over the past half-century, humans have placed the Ozone Layer in … Read more

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In a computer permanent memory is ROM, where as temporary memory is RAM. If we turn off the computer without saving the data, it is no more available when you again turn on to the computer. Temporary data is stored in registers.