Question

EXERCISE

1. Name the following:

(1) The first calculating device
(2) A set of rods carved from bones
(3) Calculating machine invented by Blaise Pascal
(4) Inventor of Analytical Engine
(5) A device designed by William Oughted
(6) A stiff paper with holes punched at fixed points
(7) An electrical device used in the ENIAC
(8) Computers used in weather forecasting
(9) Computers used in large industries (10) Computers used at home​

Answer 1

Answer:

1. first calculating device is Abacus
2. tool called *Napier's Bones* (also called Napier's Rods) was invented by Scottish mathematician John Napier (1550–1617)
3. Pascaline
4. Charles Babbage
5. Slide rule Multiplication "×" sign
6. A punched card (also punch card or punched-card) is a piece of stiff paper that can be used to contain digital data represented by the presence or absence of holes in predefined positions. 
7. By the end of its operation in 1956, ENIAC contained 18,000 vacuum tubes; 7,200 crystal diodes; 1,500 relays; 70,000 resistors; 10,000 capacitors; and approximately 5,000,000 hand-soldered joints
8. A type of computer that is used for forecasting weather is entitled as Supercomputers. This weather-predicting report is made by the National Weather Service (NWS). Moreover, this service's supercomputer holds arithmetical modeling facts for forecasting weather conditions.
9. A mainframe computer, informally called a mainframe or big iron, is a computer used primarily by large organizations for critical applications like bulk data processing for tasks such as censuses, industry and consumer statistics, enterprise resource planning, and large-scale transaction processing.
10. Home. Computers are used at homes for several purposes like online bill payment, watching movies or shows at home, home tutoring, social media access, playing games, internet access, etc. They provide communication through electronic mail. They help to avail work from home facility for corporate employees.

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Answer 2

Answer:

all answer

Explanation:

options hai desktop computer (PCs) and laptop computer and handheld computer