scroll to top
Stuck on your essay?
Get ideas from this essay and see how your work stacks up
Word Count: 1,601
Modern computing can probably be traced back to the Harvard Mk I and Colossus both of 1943 Colossus was an electronic computer built in Britain at the end 1943 and designed to crack the German coding system - Lorenz cipher The Harvard Mk I was a more general purpose electro-mechanical programmable computer built at Harvard University with backing from IBM These computers were among the first of the first generation computers First generation computers were normally based around wired circuits containing vacuum valves and used punched cards as the main non-volatile storage medium Another general purpose computer of this era was ENIAC Electronic Numerical Integrator and Computer which was completed in 1946 It was typical of first generation computers it weighed 30 tonnes contained 18000 electronic valves and consumed around 25KW of electrical power It was however capable of an amazing 100000 calculations a second The next major step in the history of computing was the invention of the transistor in 1947 This replaced the inefficient valves with a much smaller and more reliable component Transistorised computers are normally referred to as Second Generation and dominated the late 1950s and early 1960s Despite using transistors and printed circuits these computers were still bulky and strictly the domain of Universities and governments The explosion in the use of computers began with Third Generation computers These relied Jack St Claire Kilbys invention - the integrated circuit or microchip the first integrated circuit was produced in September 1958 but computers using them didnt begin to appear until 1963 While large mainframes such as the IBM 360 increased storage and processing capabilities further the integrated circuit allowed the development of Minicomputers that began to bring computing into many smaller businesses On November 15 1971 Intel released the worlds first microprocessor the 4004 - and a technology on which the fourth generation of computers are based The microprocessor locates much of the computers processing abilities
@Kibin is a lifesaver for my essay right now!!
- Sandra Slivka, student @ UC Berkeley
Wow, this is the best essay help I've ever received!
- Camvu Pham, student @ U of M
If I'd known about @Kibin in college, I would have gotten much more sleep
- Jen Soust, alumni @ UCLA