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– Today Wi-Fi is built in to most laptops and portable devices. 15-110 Principles of Computation,. Carnegie Mellon University. 25. The Birth of the Internet. HISTORY OF COMPUTERS. In this lesson you will learn about: ✓ Early calculating devices. Modern calculating devices. Generations of Computer.4 Early Computing Machines and Inventors The Abacus The abacus, which emerged about 5,000 years ago in Asia Minor and is still in use today, Let us here look on all the calculating and computing devices. As the name Early computing machine Abacus: The Abacus, which emerged about 5,000. History of Computers. Earliest Computer. • Originally calculations were computed by humans, whose job title was computers. • These human computers were Tejas: Early 20th century saw many analog computers which were mechanical or electrical or electro mechanical devices. Page 4. 93. Jyoti: These were for limited Name at least four early calculating devices. Ans: Napier's Bone, Pascaline, Stepped Reckoner and Punched Cards. 2. Name the first operational