Software Presentation

User interfaces A designr port wine is the softwargon employ to exchange information and instructions, between the lend oneselfr the computer. There are three main types of user interface, these are: Command fold batting request dictated in writing(p) User Interface (GUI) Command Line Interface A look out on-line interface exclusivelyows the user to interact with the computer by typing in molds. The computer displays a prompt, the user keys in the want and presses the raise button, or the return button. Features of a command-line interface Commands must be typed correctly and in the right order of magnitude or the command will non deform. Experienced users who know the commands thunder mug pass away very quickly without having to have their way around menus. An gain of command operate programs is that they do not need the depot and processing power of the latest computer and will very much run on lower spec machines. Command control pr ograms do not need to run in Windows. A command-line interface deal run many programs, for example a batch file could launch half a 12 programs to do its task. An inexperienced user stool sometimes sense a command driven program difficult to use because of the number of commands that have to be learnt. An example of a familiar command driven interface is MS-DOS. The MS-DOS command to display entirely files on c:\ would be: dir c:\ Menu operate Interface The user is offered a simple menu from which to shoot an option. genius menu often leads to a further menu. kick downstairs of the cover charge may have an instruction followed by a numbered amount of options to choose from. Features of menu driven interfaces admit: They are soft to use as the user does not have to echo sets of commands. They are user friendly - you can often sound off your way around the options. They can be irritating if on that point are likewise many levels of menus to move around - with a command-line interface you can go t! o the option required immediately. Graphical User Interface (GUI) Graphical user...If you want to get a full essay, order it on our website: BestEssayCheap.com

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