Question

abstract systems are conceptual, they are not physical entities ​

Answer 1

Answer:

Abstract Systems: Abstract systems are conceptual on non-physical entities. They may be formulas of relationships among sets of variables or models- the abstract conceptualization of physical situations. For example a model is a representation of a real or planned system

Explanation:

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Answer 2

Answer:

Physical systems are tangible entities. ... A programmed computer is a dynamic system in which programs, data, and applications can change according to the user's needs. Abstract systems are non-physical entities or conceptual that may be formulas, representation or model of a real system.

Explanation:

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