Learning Computer Skill Blog

UNKNOWN FACTS  1.  WWW   ( Full Form = World Wide Web       Short Form = W3 Consortium ) WWW is invented by " TIM BERNER LEE "  Tim Burner Lee invented the internet in 1989 . By now there are more than 17 billion devices connected to the internet. 2.  It’s believed that the first computer virus released in the world was a boot sector virus, which was created in 1986 by the Farooq Alvi brothers . It was designed to protect their research work. AUTOCAD COURSE /9717717164 3. The first computer mouse was invented by Doug Engelbart in around 1964 and it was made out of wood . 4.   Only 8% of the world’s currency is physical money , the rest only exists on computers. 5.   30,000 websites are hacked every day. 6. The Dirty Dozen was the name of a 12 man engineer group who developed the first IBM computer . 7.  ENIAC was the first electronic computer, which weighed around ...

  OUTPUT DEVICES Output Devices are those devices of the computer system that supplies information or result either in the form of hardcopy (printer) or softcopy (Monitor). Now, What is Hardcopy & Softcopy? A soft copy (sometimes spelled " softcopy ") is an electronic copy of some type of data, such as a file viewed on a computer's display or transmitted as an e-mail attachment. Such material, when printed, is referred to as a hard copy . Some of the common Output Devices are as follow:- 1. Monitor  2.Printers 3.Plotters 4.Multimedia Projector  5.Speech Synthesizer 6.Speakers Project Management Some brief about the above: 1. Monitor (V.D.U) Monitor is also known as V.D.U (Visual Display Unit) .It look alike a television and its size is measured in term of diagonal length of the screen. Monitors are available in 9" , 12", 14" ,15" ,17" , 19" & even in 21" . It shows text , ...