After acquiring a computer program (system) you are required to change from the old system to the newly acquired system in a process called system changeover. It involves replacing the old system and business processes with a new one. The main system changeover methods are parallel, direct, pilot, and phased changeovers. They are implemented differently…
A printer is an output device that is used to convert soft copy information to hard copy. Most of today`s printers are connected to the system unit by a USB and even others are wireless. The earlier computer though used a different interface to connect. Types of printers currently in the market include laser, inkjet,…
Computer software is a set of instructions that guide a computer on what to do and how to do it. They are programs which means they program computers by giving instructions to the device. Software interface computer hardware with the user. So the software is a step-by-step procedure (algorithm) of how things should happen in…
A computer is defined as an electronic device that allows the input, process, output, and store of information for later use. It is an electronic device because it will require electric power for it to operate and it is made up of electronic components. There are different classifications of computers depending on factors such as…