WGU D236 HEALTHCARE
INFORMATICS FINAL EXAM PREP
QUESTIONS AND CORRECT ANSWERS
WITH DETAILED EXPLANATIONS
1. Which level of interoperability refers to the ability of two or more systems to exchange
information so that the meaning of the data is shared and can be interpreted by the receiving
system without human intervention?
A. Foundational Interoperability
B. Semantic Interoperability
C. Structural Interoperability
D. Organizational Interoperability
Answer: B
Conceptual Explanation: Semantic interoperability is the highest level where the content
and meaning of the data are interpreted exactly the same way across systems through the
use of standardized terminologies.
2. In the DIKW pyramid, which stage represents the application of knowledge to make
decisions or provide clinical guidance?
A. Data
,B. Wisdom
C. Knowledge
D. Information
Answer: B
Conceptual Explanation: Wisdom involves using knowledge and experience to make
intelligent decisions and solve problems, representing the highest level of the hierarchy.
3. Which standard is primarily used for the electronic exchange of laboratory results and
clinical observations?
A. SNOMED CT
B. ICD-10-CM
C. LOINC
D. DICOM
Answer: C
Conceptual Explanation: LOINC (Logical Observation Identifiers Names and Codes) is the
universal standard for identifying medical laboratory observations.
4. A healthcare organization is implementing a new EHR. During which phase of the Systems
Development Life Cycle (SDLC) is workflow analysis and user requirements gathering
performed?
A. Analysis
, B. Design
C. Implementation
D. Maintenance
Answer: A
Conceptual Explanation: The Analysis phase focuses on identifying the needs of the users
and the problems the system is intended to solve through requirement gathering.
5. Which HIPAA rule requires covered entities to implement administrative, physical, and
technical safeguards to protect electronic protected health information (ePHI)?
A. Privacy Rule
B. Enforcement Rule
C. Security Rule
D. Breach Notification Rule
Answer: C
Conceptual Explanation: The HIPAA Security Rule specifically addresses the protection of
ePHI through three types of safeguards: administrative, physical, and technical.
6. In a decentralized Health Information Exchange (HIE) model, where is the patient data
stored?
A. In a central repository managed by the HIE
B. In a state-run cloud server
INFORMATICS FINAL EXAM PREP
QUESTIONS AND CORRECT ANSWERS
WITH DETAILED EXPLANATIONS
1. Which level of interoperability refers to the ability of two or more systems to exchange
information so that the meaning of the data is shared and can be interpreted by the receiving
system without human intervention?
A. Foundational Interoperability
B. Semantic Interoperability
C. Structural Interoperability
D. Organizational Interoperability
Answer: B
Conceptual Explanation: Semantic interoperability is the highest level where the content
and meaning of the data are interpreted exactly the same way across systems through the
use of standardized terminologies.
2. In the DIKW pyramid, which stage represents the application of knowledge to make
decisions or provide clinical guidance?
A. Data
,B. Wisdom
C. Knowledge
D. Information
Answer: B
Conceptual Explanation: Wisdom involves using knowledge and experience to make
intelligent decisions and solve problems, representing the highest level of the hierarchy.
3. Which standard is primarily used for the electronic exchange of laboratory results and
clinical observations?
A. SNOMED CT
B. ICD-10-CM
C. LOINC
D. DICOM
Answer: C
Conceptual Explanation: LOINC (Logical Observation Identifiers Names and Codes) is the
universal standard for identifying medical laboratory observations.
4. A healthcare organization is implementing a new EHR. During which phase of the Systems
Development Life Cycle (SDLC) is workflow analysis and user requirements gathering
performed?
A. Analysis
, B. Design
C. Implementation
D. Maintenance
Answer: A
Conceptual Explanation: The Analysis phase focuses on identifying the needs of the users
and the problems the system is intended to solve through requirement gathering.
5. Which HIPAA rule requires covered entities to implement administrative, physical, and
technical safeguards to protect electronic protected health information (ePHI)?
A. Privacy Rule
B. Enforcement Rule
C. Security Rule
D. Breach Notification Rule
Answer: C
Conceptual Explanation: The HIPAA Security Rule specifically addresses the protection of
ePHI through three types of safeguards: administrative, physical, and technical.
6. In a decentralized Health Information Exchange (HIE) model, where is the patient data
stored?
A. In a central repository managed by the HIE
B. In a state-run cloud server
