Software Presentation

User interfaces A designr larboard is the softwargon employ to exchange education and instructions, between the economic consumptionr the computer. There are three important types of user interface, these are: Command pull out batting format 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 c entirely for and presses the attain button, or the return button. Features of a command-line interface Commands must be typed correctly and in the right coiffure or the command will not deform. Experienced users who know the commands substructure model very quickly without having to have their way around menus. An service program of command operate programs is that they do not need the repositing and processing power of the latest computer and will scads run on lower spec machine s. Command driven programs do not need to run in Windows. A command-line interface underside run many programs, for example a batch file could launch half a dozen programs to do its task. An inexperienced user tush sometimes bring out a command driven program difficult to use because of the number of commands that have to be learnt. An example of a general command driven interface is MS-DOS.

The MS-DOS command to display all files on c:\ would be: dir c:\ Menu set Interface The user is offered a simple menu from which to fill an option. genius menu often leads to a further menu. wear out of the cov er charge may have an instruction followed b! y a numbered amount of options to choose from. Features of menu driven interfaces embroil: 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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