Which statements about productive systems are correct?

The assertion that every productive system has at least one client is accurate. In the context of SAP systems, a client represents a self-contained unit with its own data and configuration, allowing for separation of transactions and operations. This structure is essential for facilitating various business processes under different organizational entities within the same system. Each client can have its own set of tables, user authorizations, and configuration settings, enabling tailored solutions for specific business requirements.

Customizing access requiring proper authorization is also important, as it ensures that only users with the right permissions can make changes to system configurations. However, while this statement is relevant to system security, it does not specifically pertain to the nature of productive systems themselves.

The statement that every system contains multiple databases is misleading. Not all productive systems necessarily must integrate or utilize multiple databases; some may operate with a single database optimized for specific tasks or functionalities.

Regarding the requirement for productive systems to be updated regularly, it's crucial for maintaining system performance, security, and compliance. Still, this statement reflects a best practice rather than an inherent characteristic of productive systems. Regular updates are often necessary to address issues or improvements but do not define the structural qualities of the productive systems themselves.

This understanding clarifies why the statement regarding every productive system