In the Original Chen Model,each Attribute Is Represented Using an Oval

question 63

True/False

In the original Chen model,each attribute is represented using an oval with the attribute name connected to the entity with a line.

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Definitions:

Scan Function

In automation, particularly in PLC (Programmable Logic Controller) systems, the scan function refers to the cyclic process where the system reads inputs, executes logic, and updates outputs systematically.

Horizontal

Refers to an orientation or position that is parallel to the ground or baseline, often used to describe direction or alignment.

Vertical

Referring to the direction or orientation that is perpendicular to the horizon or ground level, often used in spatial descriptions.