WGU C790 Nursing Informatics OA
Exam Prep 2026 | Complete Verified
Questions & Detailed Solutions with
Rationales | 100% Guaranteed Pass
WGU C790 Nursing Informatics OA Exam Prep 2026
Complete Verified Questions & Detailed Solutions with RATIONALE | 100%
Guaranteed Pass
QUESTION 1
Which of the following best defines nursing informatics?
A. The use of computers in hospital administration
B. The science of managing financial data in healthcare
C. A specialty that integrates nursing science, computer science, and
information science to manage and communicate data, information, knowledge,
and wisdom in nursing practice
D. The process of digitizing patient records
E. The application of artificial intelligence in surgery
CORRECT ANSWER: C
RATIONALE: Nursing informatics, as defined by the American Nurses Association
(ANA), integrates nursing science with multiple information and analytical sciences to
identify, define, manage, and communicate data, information, knowledge, and wisdom
in nursing practice.
QUESTION 2
Which organization published the Nursing Informatics: Scope and Standards of
Practice?
A. The Joint Commission (TJC)
B. National League for Nursing (NLN)
, C. American Nurses Association (ANA)
D. American Medical Informatics Association (AMIA)
E. Centers for Medicare & Medicaid Services (CMS)
CORRECT ANSWER: C
RATIONALE: The ANA published the Nursing Informatics: Scope and Standards of
Practice, which defines the specialty and outlines the competencies expected of nurses
practicing in informatics roles.
QUESTION 3
The DIKW model in nursing informatics stands for:
A. Data, Intelligence, Knowledge, Workflow
B. Digital, Integration, Knowledge, Wisdom
C. Data, Information, Knowledge, Wisdom
D. Data, Informatics, Knowledge, Work
E. Design, Information, Knowledge, Wisdom
CORRECT ANSWER: C
RATIONALE: The DIKW model (Data, Information, Knowledge, Wisdom) is a
foundational framework in nursing informatics that describes how raw data is
transformed into actionable wisdom to guide nursing practice decisions.
QUESTION 4
A nurse informatics specialist is reviewing a patient's EHR and notes that data
fields are missing. This issue relates to which quality dimension?
A. Accessibility
B. Timeliness
C. Completeness
D. Accuracy
E. Consistency
,CORRECT ANSWER: C
RATIONALE: Completeness refers to having all required data fields populated.
Missing data in an EHR directly affects the completeness of the patient record, which
can compromise clinical decision-making.
QUESTION 5
Which of the following is the PRIMARY goal of clinical decision support systems
(CDSS)?
A. To replace physician judgment
B. To reduce hospital costs
C. To provide clinicians with patient-specific assessments or
recommendations to aid clinical decision-making
D. To automate prescription writing
E. To manage hospital billing
CORRECT ANSWER: C
RATIONALE: CDSS are designed to assist clinicians by providing evidence-based,
patient-specific information at the point of care to support and improve clinical decision-
making, not to replace it.
QUESTION 6
Which term describes the ability of different information systems to exchange
and use data seamlessly?
A. Scalability
B. Interoperability
C. Portability
D. Integration
E. Compatibility
CORRECT ANSWER: B
, RATIONALE: Interoperability is the ability of different systems, devices, and
applications to access, exchange, integrate, and cooperatively use data in a
coordinated manner to optimize health outcomes.
QUESTION 7
HIPAA's Privacy Rule primarily protects:
A. Electronic billing records only
B. Individually identifiable health information
C. Hospital financial data
D. Research data only
E. Insurance company records
CORRECT ANSWER: B
RATIONALE: HIPAA's Privacy Rule establishes national standards to protect
individuals' medical records and other personally identifiable health information, giving
patients rights over their health information.
QUESTION 8
Which of the following best describes a structured vocabulary in nursing
informatics?
A. A list of approved abbreviations used by nurses
B. A standardized set of terms with defined meanings used consistently
across systems
C. A grammar system for clinical notes
D. A coding system for hospital billing only
E. An informal glossary of nursing terms
CORRECT ANSWER: B
RATIONALE: Structured vocabularies, such as SNOMED CT or LOINC, provide
standardized terms and definitions that ensure consistent communication and data
exchange across different healthcare systems and settings.
Exam Prep 2026 | Complete Verified
Questions & Detailed Solutions with
Rationales | 100% Guaranteed Pass
WGU C790 Nursing Informatics OA Exam Prep 2026
Complete Verified Questions & Detailed Solutions with RATIONALE | 100%
Guaranteed Pass
QUESTION 1
Which of the following best defines nursing informatics?
A. The use of computers in hospital administration
B. The science of managing financial data in healthcare
C. A specialty that integrates nursing science, computer science, and
information science to manage and communicate data, information, knowledge,
and wisdom in nursing practice
D. The process of digitizing patient records
E. The application of artificial intelligence in surgery
CORRECT ANSWER: C
RATIONALE: Nursing informatics, as defined by the American Nurses Association
(ANA), integrates nursing science with multiple information and analytical sciences to
identify, define, manage, and communicate data, information, knowledge, and wisdom
in nursing practice.
QUESTION 2
Which organization published the Nursing Informatics: Scope and Standards of
Practice?
A. The Joint Commission (TJC)
B. National League for Nursing (NLN)
, C. American Nurses Association (ANA)
D. American Medical Informatics Association (AMIA)
E. Centers for Medicare & Medicaid Services (CMS)
CORRECT ANSWER: C
RATIONALE: The ANA published the Nursing Informatics: Scope and Standards of
Practice, which defines the specialty and outlines the competencies expected of nurses
practicing in informatics roles.
QUESTION 3
The DIKW model in nursing informatics stands for:
A. Data, Intelligence, Knowledge, Workflow
B. Digital, Integration, Knowledge, Wisdom
C. Data, Information, Knowledge, Wisdom
D. Data, Informatics, Knowledge, Work
E. Design, Information, Knowledge, Wisdom
CORRECT ANSWER: C
RATIONALE: The DIKW model (Data, Information, Knowledge, Wisdom) is a
foundational framework in nursing informatics that describes how raw data is
transformed into actionable wisdom to guide nursing practice decisions.
QUESTION 4
A nurse informatics specialist is reviewing a patient's EHR and notes that data
fields are missing. This issue relates to which quality dimension?
A. Accessibility
B. Timeliness
C. Completeness
D. Accuracy
E. Consistency
,CORRECT ANSWER: C
RATIONALE: Completeness refers to having all required data fields populated.
Missing data in an EHR directly affects the completeness of the patient record, which
can compromise clinical decision-making.
QUESTION 5
Which of the following is the PRIMARY goal of clinical decision support systems
(CDSS)?
A. To replace physician judgment
B. To reduce hospital costs
C. To provide clinicians with patient-specific assessments or
recommendations to aid clinical decision-making
D. To automate prescription writing
E. To manage hospital billing
CORRECT ANSWER: C
RATIONALE: CDSS are designed to assist clinicians by providing evidence-based,
patient-specific information at the point of care to support and improve clinical decision-
making, not to replace it.
QUESTION 6
Which term describes the ability of different information systems to exchange
and use data seamlessly?
A. Scalability
B. Interoperability
C. Portability
D. Integration
E. Compatibility
CORRECT ANSWER: B
, RATIONALE: Interoperability is the ability of different systems, devices, and
applications to access, exchange, integrate, and cooperatively use data in a
coordinated manner to optimize health outcomes.
QUESTION 7
HIPAA's Privacy Rule primarily protects:
A. Electronic billing records only
B. Individually identifiable health information
C. Hospital financial data
D. Research data only
E. Insurance company records
CORRECT ANSWER: B
RATIONALE: HIPAA's Privacy Rule establishes national standards to protect
individuals' medical records and other personally identifiable health information, giving
patients rights over their health information.
QUESTION 8
Which of the following best describes a structured vocabulary in nursing
informatics?
A. A list of approved abbreviations used by nurses
B. A standardized set of terms with defined meanings used consistently
across systems
C. A grammar system for clinical notes
D. A coding system for hospital billing only
E. An informal glossary of nursing terms
CORRECT ANSWER: B
RATIONALE: Structured vocabularies, such as SNOMED CT or LOINC, provide
standardized terms and definitions that ensure consistent communication and data
exchange across different healthcare systems and settings.
