Early years of what? ICT is generally ethical as it’s just stressing unified communications of different telecommunications/IT devices
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Answer:
By the numbers: “The ENIAC contained 17,468 vacuum tubes, along with 70,000 resistors, 10,000 capacitors, 1,500 relays, 6,000 manual switches and 5 million soldered joints. It covered 1,800 square feet (167 square meters) of floor space, weighed 30 tons, consumed 160 kilowatts of electrical power.” More info
Answer: ARPANET
Explanation: ARPANET is network based on the internet which uses the technique of sending data in small packets/units known as packet switching . It helps in effective communication in the field of military while even some nuclear attack destructs the network. It was a method used in the scientific field for the ease of work of scientists by linking different computers to work with high processing and power.