- 1 What is concept of direct manipulation in HCI?
- 2 What is direct and indirect manipulation?
- 3 What is the advantages of direct manipulation?
- 4 What is difference between direct manipulation and indirect manipulation?
- 5 What are the problems with direct manipulation?
- 6 Which type of interface is more direct and why?
- 7 What is the concept of indirect manipulation?
- 8 What are the disadvantages of graphical system?
- 9 What does manipulation mean in psychology?
- 10 What are the qualities of screen elements?
- 11 What are the four interaction styles?
- 12 What are the common interface styles?
- 13 What is program manipulation?
- 14 Which of these would not be found in a good HCI?
What is concept of direct manipulation in 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 direct and indirect manipulation?
In the above example, a driver looking at an object directly manipulates the scenario by his sudden action, which can be referred as direct manipulation. Indirect Manipulation. In practice, direct manipulation of all screen objects and actions may not be feasible because of the following: i.
What is the advantages of direct manipulation?
Direct manipulation interfaces have a number of advantages: they are easy to master and to remember, cause fewer errors and are mote understandable to the users. However, direct manipulation also has its limitations – this approach requires more hardware resources and can quickly become cumbersome.
What is difference between direct manipulation and indirect manipulation?
Direct manipulation forces you to see the results of your actions. Indirect manipulation hides that connection.
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 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 is the concept of 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 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 does manipulation mean in psychology?
Psychological manipulation is a type of social influence that aims to change the behavior or perception of others through abusive, deceptive, or underhanded tactics. By advancing the interests of the manipulator, often at another’s expense, such methods could be considered exploitative, abusive, devious, and deceptive.
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 are the four interaction styles?
History of the Four Interaction Styles Ancient philosophers described four dispositions called temperaments—a choleric, a phlegmatic, a melancholic, and a sanguine temperament.
What are the common interface styles?
The five types of interaction styles discussed in this chapter are:
- Command – Line.
- Menu Selection.
- Direct Manipulation.
What is program manipulation?
Program manipulation occurs when data or software in a program is altered to commit or facilitate a crime. For example, software code known as “packet sniffers” can be added to a program to record valuable information passing across a network such as credit card access numbers.
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.