Posts filed under ‘Second Batch Third Year’
Lecture 9
Components of the Windows Desktop
ICONS – are pictures that represent programs, files, folder and other items.
DESKTOP – This is the area that takes up the entire background of the csreen.
MOUSE POINTER – The on-screen pointer (usually an arrow) that you use to select items and choose commands. (more…)
Lecture 2
Genealogy of Computer
First Generation
The first Generation Computers such as the UNIVAC I were a vacuum tubes machine. The machine user in the first generation was not commercial instead the Universities and some Research Institution use them. First Generation computers were bulky, expensive and not reliable. The only programming language that this computer use was a machine language, which is difficult to use. Machines that are categorized in the first generation are ENIAC, UNIVAC, EDVAC, ASCC, this machine uses a vacuum tubes technology. The fault of the vacuum tubes are it was not a long live component, it requires to much electricity, it was bulky, and it was so very expensive. (more…)
