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The abacus or counting frame was mainly used for arithmetic processes. Often constructed of bamboo frames with sliding beads on wires.
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Punched card or also known as punch car, IBM card, or Hollerith card. These were used to input data in computers, processing, and data storage.
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This fully automatic calculating machine was invented by Charles Babbage. Only part of this calculator was built in 1871 before Babbage died. Was supposed to be able to do high level mathematical equations.
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He designed the first models or architecture of computers meaning the way they look. Also came up with its basic processes of what it can do and where the parts are located.
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The ENIAC was the first general-purpose computer of its time. Was originally designed for the U.S. army’s ballistic research lab to calculate artillery firing tables.
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UNIVAC is a name of a line of computers. Where products of Eckert-Mauchly Computer Corporation.
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language with strong abstraction from the details of the computer.
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A PC is any general purpose computer whose size, capabilities, and original sales price make it useful for individuals. The Programma 101 was released in 1965 as the first commercial desktop.
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UNIX is a multitasking multi-user computer operating system. Was developed by a group of AT&T employees.
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Altair appealed to individuals and businesses alike. This is the spark that led to the microcomputer revolution of the next few years.
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Cray-1 was the first supercomputer manufactured and marketed by Cray Research. Was one of the most known and successful supercomputers in history.
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The founders of apple are Steve Jobs and Steve Wozniak. Apple is a multinational corporation the makes consumer electronics, personal computers, computer software such as PC’s, IPods, IPads, etc.
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VisiCalc was the first spreadsheet program and was implemented on an Apple 2 computer. Many companies used this program for financial purposes.
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Windows was announced by Microsoft in 1983. Windows is a graphical user interface (GUI) and has set the basis for computers today.
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The macintosh or Mac was invented by Steve Jobs as we all know, and was mainly built toward the personal market and the business market. A unique thing about Macs is that they have their own operating systems.
