Part 1 of Essay
The rapid spread of computers and computer-based technologies over the past two decades has generated a need for skilled, highly trained workers to design and develop hardware and software and to make computer systems newer and more advanced ones. Computer scientist generally design computers and conduct research to impro ....

Part 2 of Essay
.... and maintain computer programs or software. Programmers are often categorized as technicians because of the work they do. Many programmers are involved in updating, repairing, modifying and expanding existing programs. They are often grouped into two types. These two types are Applications programmers and Systems programmers. Applications programmers usually are oriented towards business, engineering, or science. They write software to handle specific jobs within an organization such as a program used in ....