Question

What was one of the important ideas demonstrated by Sketchpad?

a.

Computers could be used only for data processing.

b.

Abstractions had to be represented in bit sequences deep within computer memory.

c.

Computers could extend the user's ability to visualize and manipulate information in different representations.

d.

The display screen was not useful for interacting with the computer.

Posted under Human Computer Interaction

Answer: (c).Computers could extend the user's ability to visualize and manipulate information in different representations. Explanation:Sketchpad demonstrated that computers could be used for more than just data processing. They could extend the user's ability to abstract away from some levels of detail, visualizing and manipulating different representations of the same information in a more human-friendly and visual manner.

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