Final answer:
The expected lifespan of one computer part is 10 years, implying that five parts used consecutively would last 50 years, which is relevant for the storage and access to electronic health records.
Step-by-step explanation:
The question seems to be asking about the expected lifespan of electronic equipment when referring to the confidentiality of digital or electronic records. In the context of health care, the sharing of digital records among health providers is aimed at improving health care quality and reducing costs while ensuring privacy. The lifespan of electronic equipment, such as computers or computer parts, affects how long these records can be reliably stored and accessed. Based on the provided Solution 5.9, on average, one computer part lasts 10 years. Therefore, if five computer parts were used consecutively, they would last a total of 50 years on average. However, it is important to note that regulations regarding the retention and protection of electronic health records may dictate specific timeframes for their preservation beyond the lifespan of individual hardware components.