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 benet to both user and resource management. An interface is a set of commands or
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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].
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.
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
Thus we need to gather information from face-to-face communication or other means of communication like email, telephone, and fax etc. is very essential to begin any new business or work which makes easier to understand the situation and deal with it.
Describe types of support that an individual may need in order to use communication technology aids
Usuability-It refers to the ease with which an individual can use the dashboard systems.A primary sub-characteristic of dashboards relates to the ability to learn how to use the system.
There are visual systems and picture dictionaries, both the visual systems and the picture dictionaries can aid in communication. It is where texts and telephone conversations are typed instead of spoken. With the picture dictionary people or students, make use of the pictures to initiate communication and make request. These above-mentioned services
I can use technology's capacity to link to other information and to display information flexibly and dynamically.
The interface should be clearly organized and not cluttered. This will allow the user to use the interface comfortable, get the information he or she requires will little or no effort.
Information and Communication – providing information in different formats for example large print, Braille, video, tape, total communication, other languages, providing an interpreter.
Lastly, the ability to incorporate technology, understanding human behavior, and the ability to learn the nuances of language will allow information professionals to establish systems dedicated to the needs of the public. Arthur and
So, demonstration of skills necessary includes to articulate and recognize the necessity of information, accessing information through accurate sources, critically evaluating and analysing the information, synthesizing, organizing and integrating information. After all these that using creative and effective decision-making, that information should be applied for development purpose. Students should communicate effectively his knowledge and information using latest information technology techniques. Socio-political, legal, and ethical phases of information should be
is a multifunctional electronic device, designed to be used in a variety of ways and that it is not just a keyboard, or a motherboard, or a screen and therefore without these parts it couldnâ€TMt function.
• It is a permanent means of communication. Thus, it is useful where record maintenance is required.
Graphical User Interface ¬- Graphical User Interface is a program interface that allows a person to communicate and interact to an electronic device with the use of symbols, icons, or buttons.
and simplify the user and the material and this is user design. It must fit the needs and also give
“People think that computer science is the art of geniuses but the actual reality is the opposite, just many people doing things that build on each other, like a wall of mini stones”. (Knuth, 1968)