Direct

Direct manipulation a step beyond programming languages

Direct manipulation a step beyond programming languages
  1. What is the principle of direct manipulation?
  2. Is Visicalc direct manipulation?

What is the principle of direct manipulation?

Definition: Direct manipulation (DM) is an interaction style in which users act on displayed objects of interest using physical, incremental, reversible actions whose effects are immediately visible on the screen.

Is Visicalc direct manipulation?

Computer arcade games and Visicalc are further examples. Direct manipulation involves three interrelated techniques:1. Provide a physically direct way of moving a cursor or manipulating the objects of interest. 2.

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