Software Presentation

User ports A designr larboard is the softwargon employ to exchange tuition and instructions, between the utilizationr the computer. There are three principal(prenominal) types of user interface, these are: Command bank line batting coordinate 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 dominate and presses the get to button, or the return button. Features of a command-line interface Commands must be typed correctly and in the right tack or the command will non deform. Experienced users who know the commands lavatory usage very quickly without having to have their way around menus. An expediency of command operate programs is that they do not need the computer storage and processing power of the latest computer and will slews run on lower spec machines. Command dictated programs do not need to run in Windows. A command-line interface croupe run many programs, for example a batch file could launch half a cardinal programs to do its task. An inexperienced user chamberpot sometimes mention a command driven program difficult to use because of the number of commands that have to be learnt. An example of a oecumenical command driven interface is MS-DOS.

The MS-DOS command to display both files on c:\ would be: dir c:\ Menu compulsive Interface The user is offered a simple menu from which to involve an option. genius menu often leads to a further menu. vox of the cover charge may have an instruction followed by a numbered amoun! t of options to choose from. Features of menu driven interfaces embarrass: 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 in addition many levels of menus to move around - with a command-line interface you can go to 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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