Final answer:
Information systems at the operational level of an organization help to improve effectiveness by automating the monitoring and controlling of operational activities.
Step-by-step explanation:
Information systems at the operational level of an organization helps to improve effectiveness by automating the monitoring and controlling of operational activities. At this level, the focus is on day-to-day tasks and transactions that are critical to the functioning of the organization.
An example of an operational information system is a point-of-sale system in a retail store that automates sales transactions and inventory management.