Answer to Question 1
1
Rationale: The system life cycle can be divided into four phases that cover the life span of information systems. The relationship between these phases is circular in nature, because needs assessment and evaluation are ongoing processes.
Answer to Question 2
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Rationale: DTV may not support high-resolution, high-speed transmissions needed to transmit accurate assessments for telehealth. However, DTV is less expensive, can support face-to-face (F2F) meetings in real time, and can be used with a personal computer and modem.