There are usually considered to be five generations of computers. Here is a breakdown of each generation:
1. First Generation (1940s-1950s): These computers used vacuum tubes for circuitry and were large, expensive, and required a lot of electricity. Examples of first-generation computers include ENIAC, UNIVAC, and EDVAC.
2. Second Generation (1950s-1960s): These computers used transistors instead of vacuum tubes, making them smaller, faster, more reliable, and less expensive than their predecessors. Second-generation computers also introduced magnetic core memory. Examples of second-generation computers include IBM 1401 and IBM 7094.
3. Third Generation (1960s-1970s): These computers used integrated circuits (ICs), which combined multiple transistors and other components onto a single chip. This allowed for even smaller, more powerful, and faster computers. Examples of third-generation computers include IBM System/360 and DEC PDP-11.
4. Fourth Generation (1970s-1980s): These computers used microprocessors, which further miniaturized the size of the computer, increased processing power, and reduced cost. Fourth-generation computers also saw the introduction of personal computers (PCs) and graphical user interfaces (GUIs). Examples of fourth-generation computers include IBM PC, Apple Macintosh, and Commodore 64.
5. Fifth Generation (1980s-present): This generation is characterized by the development of artificial intelligence (AI) and parallel processing. Fifth-generation computers aim to mimic human intelligence and solve complex problems. Examples of fifth-generation technologies include expert systems, neural networks, and natural language processing.
It's important to note that the concept of generations is not set in stone and the classification can vary depending on the criteria used. Additionally, some experts argue that we are currently in the sixth generation of computers as technology continues to evolve.
There are......... generations of computer
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