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Computer hardware refers to the physical components of a computer system. These components include the central processing unit (CPU), memory, storage devices, input devices, and output devices. The history of computer hardware dates back to the 1800s when Charles Babbage designed the first mechanical computer, the Analytical Engine. However, it wasn’t until the mid-20th century that electronic computers were developed.
The first electronic computer, the Electronic Numerical Integrator and Computer (ENIAC), was built in 1945. It was massive, taking up an entire room, and used vacuum tubes to perform calculations. The first commercially available computer, the UNIVAC I, was introduced in 1951. It was also large and expensive, costing around $1 million.
In the 1960s, the invention of the integrated circuit revolutionized computer hardware. Integrated circuits allowed for the miniaturization of computer components, making computers smaller, faster, and more affordable. The first personal computer, the Altair 8800, was introduced in 1975. It was a kit that users had to assemble themselves and had limited capabilities.
The 1980s saw the rise of the IBM PC, which became the standard for personal computers. The 1990s brought about the development of graphical user interfaces (GUIs) and the World Wide Web, which made computers more user-friendly and accessible to the general public. In the 2000s, laptops and mobile devices became popular, and computer hardware continued to evolve with the development of faster processors, larger storage capacities, and more advanced graphics cards.
Today, computer hardware is an essential part of our daily lives, from smartphones and tablets to desktop computers and gaming consoles.
Questions:
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What is computer hardware?
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Who designed the first mechanical computer, and when was it designed?
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When was the first electronic computer built, and what was it called?
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What was the first commercially available computer, and when was it introduced?
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What invention revolutionized computer hardware in the 1960s?
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When was the first personal computer introduced, and what was it called?
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What became the standard for personal computers in the 1980s?
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What developments in the 1990s made computers more user-friendly and accessible to the general public?
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What types of devices became popular in the 2000s, and how did computer hardware continue to evolve?
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Why is computer hardware important in our daily lives today?
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