What type of information system would be used by upper level management using both internal and external information? A. Decision support system B. Executive information system C. Management information system D. Transaction process system.

It achieves this by allowing access to essential data needed to support a company's strategic goals. The majority of EISs have graphical displays with a user-friendly interface.

So, Option B is correct.

The other Options are incorrect as:

Option A is incorrect as A decision support system (DSS) is a computerized program that aids in the making of decisions, assessments, and action plans in a company or organization.

Option C is incorrect as The study of people, technology, organizations, and their interrelationships is known as management information systems (MIS).

Option D is incorrect as A transaction process system (TPS) is a business transaction information processing system that collects, modifies, and retrieves all transaction data.

Thus Option B is correct type of information system that would be used by upper level management.

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