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Disadvantages Of 2 User Interface

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2 User Interface
User Interface is a function of the operating system that allows individuals to access and command the computer. It is the junction between a user and a computer program. Task of the users are changing rapidly and even functionality of computer becomes more complex according to it user must adjust their behavior and problem solving strategies to the system. This situation becomes worst as user do not have that proper experience and knowledge [5], [6].
A well designed interface can provide much more helpful information in a more appropriate manner through interaction specially for those user who have lack of knowledge. Therefore user interface is must so that it can give bene t to both user and resource management. An interface is a set of commands or …show more content…

Menu Driven Interface (MDI) This type of interface lets you interact with a computer or device through a series of screens or menus. Menu is presented, make a choice and then the next menu appears on the screen.Then make another choice and so on. Example: Cash point machines (ATMs) and iPod or mobile phone, they both use a menu driven interface [7].
ˆ Advantages of MDI
{ There are no commands to learn or remember.
{ Each and every step are given so that the user doesn't have to re- member anything.
{ Even if don't know what to do, can usually guess way around the options. { Menu interfaces don't have to be visual, they can be spoken - good for telephones or for visually impaired people.
{ They don't need huge amounts of processing power or memory.
ˆ Disadvantages of MDI
{ A poorly designed menu interface may be slow to use.
{ It can be irritating if there are too many menu screens to work through. { If often can't go to the exact place then want right at the start. Then have to work own way through the menu screens even if know where then want to get to.
Dept. of Computer Engg. 5 DYPCOE, Akurdi, Pune
Operating System Design User Interface to Operating

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