Final answer:
Executive support systems (ESS) are not classified as operations systems; rather, they are management information systems designed to aid senior executives in strategic decision-making. The correct answer is D.
Step-by-step explanation:
The question you've asked pertains to the classification of different types of information systems within a business context. Specifically, you want to know which option listed is NOT classified as an operations system. Let's review the options to answer your question.
- Transaction processing systems (TPS) are considered operations systems as they are essential for managing data regarding the transactions of an organization.
- Process control systems are also classified as operations systems because they monitor and control physical processes.
- Functional information systems are designed to support specific business functions or processes, thus falling under the operations systems category.
- Executive support systems (ESS) are the systems that would NOT be classified as an operations system. Instead, they are a type of management information system designed to provide senior executives with easy access to internal and external information that is relevant to their strategic goals and decision-making processes.
Therefore, the answer is d) Executive support systems.