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Computer Fact 2||First Computer Mouse||Computer Pana

Computer Fact 2||First Computer Mouse||Computer Pana

It is said that in 1961, Doug Engelbart had the idea for the mouse during a conference talk. In 1963, he created his first design, which featured rolling wheels that were modeled after the 1800s mechanical area-measuring machines known as planimeters. In the middle of the 1960s, engineers at Telefunken in Germany also created the mouse. Left: In 1964, Douglas Engelbart and Bill English devised the mouse, which they called the "Bug." To illustrate the idea, they made this hefty, exquisite wooden contraption. A replica might be seen in this photo at the Startup museum display in Albuquerque.
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Computer Fact 1||The first Computer in world||Computer Pana

Computer Fact 1||The first Computer in world||Computer Pana

Osborne 1 April 3, 1981 saw the launching of the Osborne 1, the first portable computer to be commercially successful. It was manufactured by Osborne Computer Corporation. It costs $1,795 USD, weighs 24.5 lbs (11.1 kg), and uses the CP/M 2.2 operating system. Adam Osborne hired Lee Felsenstein to design a low-cost portable computer with integrated software that he intended to market after selling his computer book publishing business to McGraw-Hill in 1979. The resultant Osborne 1 included two floppy disk drives, a Z80 microprocessor, 64 KB of RAM, and a 52-column display measuring 5 inches (127 mm). It could withstand…
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MCQ Set Part-1||Fundamental of Computer||Computer Pana

MCQ Set Part-1||Fundamental of Computer||Computer Pana

In Which Generation transistor is used? 1st 2nd 3rd 4th Which device can't be shared in network? Floppy Keyboard Computer Printer Which port does not exist in computer? USB Parallel Com1/Com2 None 1 Nibble contains…..bit 8 bits 3 bits 1 byte 4 bits There are … types of language processor. 1 2 3 4 1 gb corresponds to ….. 1024 tb 1024 kb 1024 gb 1024 mb What is modem? Analog and digital converter Modulator and demodulator Telephone switching None of the above According to the working principle computer is divided as… Analog Computer Digital Computer Hybrid Computer All of…
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