- 1 What are the principles of direct manipulation?
- 2 What was the first application that introduced the direct manipulation of graphical objects?
- 3 What is direct manipulation HCI?
- 4 What are the problems with direct manipulation?
- 5 What are the advantages of direct manipulation?
- 6 What is the difference between direct manipulation and indirect manipulation interfaces?
- 7 Which type of interface is more direct and why?
- 8 What are the disadvantages of graphical system?
- 9 What are the qualities of screen elements?
- 10 What is indirect manipulation?
- 11 What is a metaphor in HCI?
- 12 Which of these would not be found in a good HCI?
- 13 Which of the following devices are mainly responsible for the user interface?
- 14 What is meant by a good user interface?
- 15 Which allows users to have direct control of visible objects and actions then replace command syntax?
What are the principles of direct manipulation?
The Characteristics of Direct Manipulation
- Continuous representation of the object of interest. Users can see visual representations of the objects that they can interact with.
- Physical actions instead of complex syntax.
- Continuous feedback and reversible, incremental actions.
What was the first application that introduced the direct manipulation of graphical objects?
The term was introduced by Ben Shneiderman in 1982 within the context of office applications and the desktop metaphor.
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 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.
What are the advantages of direct manipulation?
Pros or Advantages of Direct manipulation
- It is easy to learn and remember.
- It is easy to retain.
- Present task concept visually.
- Permits error avoidance.
- It is a flexible and reversible action.
- Low typing requirement.
- Encourages exploration.
- High subjective satisfaction.
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.
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 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.
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 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.
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.
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.
Which of the following devices are mainly responsible for the user interface?
Which of the following devices are mainly responsible for the user interface? Explanation: The user is able to interact with the software through the input and output devices only. Without these devices, creating a user interface is not possible.
What is meant by a good user interface?
A user interface, also called a ” UI ” or simply an ” interface,” is the means in which a person controls a software application or hardware device. A good user interface provides a ” user -friendly” experience, allowing the user to interact with the software or hardware in a natural and intuitive way.
Which allows users to have direct control of visible objects and actions then replace command syntax?
Which interface allows user to have direct control of visible objects and action that replace command syntax A) Multiprocessor.