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Punched Card Tabulation Was Invented by Herman Hollerith When He

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Punched card tabulation was invented by Herman Hollerith when he was an employee of


Definitions:

Cognitive Development

The process by which an individual's ability to perceive, think, and understand their world grows and matures.

Preoperational Thought

A cognitive development stage in young children marked by the beginning of symbolic thinking but lacking operations (reversible mental actions).

Symbols

Signs or objects used to represent ideas, concepts, or other abstractions.

Script

A sequence of behaviors, actions, or events that are expected to follow a particular order in specific social or situational contexts.

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