1.1] Name the following .
1) A set of rods carved from bones.
2) The first known calculating aid.
3) Inventor of Analytical Engine.
4) Computers used at homes.
5) Computers used in weather forecasting.
Answers
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Answer:
1) A tool called Napier's Bones (also called Napier's Rods) was invented by Scottish mathematician John Napier (1550–1617). These were multiplication tables inscribed on strips (also called rods) of bone (not Napier's, but animal bone), ivory, or wood.
2) The earliest recorded calculating device is the abacus. Used as a simple computing device for performing arithmetic, the abacus most likely appeared first in Babylonia (now Iraq) over 5000 years ago.
3) Charles Babbage
4) The computers that are used in homes:
Desktop computer
Laptop
Tablet
Smartphone
5) The National Weather Service uses supercomputers around the clock to accurately produce forecasts, watches, warnings and a whole host of data for the public. ... These computers make use of virtually all observational data that the NWS collects. This data comes from satellites, weather balloons, buoys, radar, and more.