- 1 What are the problems with direct manipulation?
- 2 Which of the following are examples of direct manipulation?
- 3 Which of these are core principles of direct manipulation?
- 4 What is direct manipulation HCI?
- 5 What is the difference between direct manipulation and indirect manipulation interfaces?
- 6 Why direct manipulation advantage is important?
- 7 What is indirect manipulation?
- 8 Which type of interface is more direct and why?
- 9 What are the qualities of screen elements?
- 10 What is direct interface?
- 11 Which of these would not be found in a good HCI?
- 12 What is Uims HCI?
- 13 What is direct and indirect manipulation in HCI?
- 14 What is a metaphor in HCI?
- 15 What are the disadvantages of graphical system?
What are the problems with direct manipulation?
Some task can slow down the performance of the system where manipulating the mouse and entering key commands may cause the user to wait for a response. The direct pen makes more errors, perform inefficient movements, and express frustration duringmany tasks.
Which of the following are examples of direct manipulation?
The action of using your fingertips to zoom in and out of the image is an example of a direct – manipulation interaction. Another classic example is dragging a file from a folder to another one in order to move it.
Which of these are core principles of direct manipulation?
The central ideas of direct manipulation are visibility of objects and actions of interest; rapid, reversible, incemental actions; and replacement of command-language syntax by direct manipulation of the object of interest. It is essential to think visually.
What is direct manipulation HCI?
Direct manipulation is a style of Human Machine Interaction (HMI) design which features a natural representation of task objects and actions promoting the notion of people performing a task themselves (directly) not through an intermediary like a computer.
What is the difference between direct manipulation and indirect manipulation interfaces?
Direct manipulation forces you to ascertain the results of your actions. Indirect manipulation hides that affiliation.
Why direct manipulation advantage is important?
Allows errors to be avoided since direct manipulation does not allow some incorrect actions, for example when using drag-and-drop the cursor changes shape to a no access image when an action cannot be executed. This minimizes the chance of the user making errors in performing computer related tasks.
What is indirect manipulation?
Indirect Manipulation refers to the manipulation of virtual objects by means of a proxy object or controller, like a mouse. An example of this is we use the mouse to move a cursor around the screen, to pick up files and drag them to the trash.
Which type of interface is more direct and why?
Explanation: TUI is more direct since it grasps commands better than VUI. TUI is also used more than VUI.
What are the qualities of screen elements?
Keywords: Balance, Economy, Predictability, Pleasing Proportion Regularity, Sequentiality, Symmetry, Unity, Visual Technique. Interface users expect the elements on the screen be arranged in order and clutter-free.
What is direct interface?
— direct interface that is both great and hugely successful. It’s direct in the sense that you touch things directly on the screen. The first time I used an interface even remotely like that was the first time I ever sat in front of a computer, sometime in the ’70s — it was a PLATO system at the University of Delaware.
Which of these would not be found in a good HCI?
Which one of these would NOT be found in a good HCI? Common short cuts, like CTRL+Z for undo. Icons that can have specific meanings.
What is Uims HCI?
A User Interface Management System ( UIMS ) is a mechanism for cleanly separating process or business logic from Graphical user interface (GUI) code in a computer program. A UIMS may also have libraries and systems such as graphical tools for the creation of user interface resources or data stores.
What is direct and indirect manipulation in HCI?
Indirect manipulation substitutes words and text, such as pull-down or pop-up menus, for symbols and substitutes typing for pointing. A menu may be accessed by pointing at a menu icon and then selecting it ( direct manipulation ) or the menu itself is a textual list of operations ( indirect manipulation ).
What is a metaphor in HCI?
Metaphors in HCI A metaphor is a mapping process from a familiar object to an unfamiliar object, and it provides the framework to familiarize an unknown concept through a mapping process. In conceptualizing a new interactive system, a metaphor can be a useful tool for establishing a common mental model for designers.
What are the disadvantages of graphical system?
Graphical system disadvantages
- Greater design complexity: Controls and basic alternatives must be chosen from a pile of choices numbering in excess of 50.
- Learning still necessary: The first time one encounters many graphical systems, what to do is not immediately obvious.