विदेश मैं रहने वाले अपने मित्र को वर्चुअल कक्षा (virtual class) का अनुभव बताते हुए पत्र लिखिए।
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Charles Babbage KH FRS was an English polymath. A mathematician, philosopher, inventor and mechanical engineer, Babbage originated the concept of a digital programmable computer. Babbage is considered by some to be "father of the computer"
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