The case study is "Patient Tracking with RFID".

4 interoperability issues where the patient's orders and their processing in the hospital was not managed well by healthcare personnel or by healthcare systems.

Name four things that could have been done to prevent the patient's hypoglycemia?

The first is asking about issues dealing with interoperability. Remember interoperability is the ability of the information systems to communicate. What are 4 issues related to interoperability that were not managed well?

The second questions is asking you to name 4 things that could have been done to prevent the patient's hypoglycemia.

That is a total of 8 items that you should have included in your initial post.