,NSG 421 Final Exam Nursing Informatics Questions And Answers
2026/2027 Herzing University
Q1. Which statement best describes nursing informatics?
A) The use of computers only for financial management
B) The integration of nursing science with information and analytical sciences
to manage and communicate health information
C) The replacement of nurses with automated systems
D) The study of computer programming unrelated to healthcare
Correct Answer: B) The integration of nursing science with information and
analytical sciences to manage and communicate health information
Rationale: Nursing informatics integrates nursing knowledge with
information and technology to support communication, clinical decisions,
safety, and patient care.
Q2. In the data-information-knowledge-wisdom framework,
recognizing that several abnormal findings together suggest clinical
deterioration represents:
A) Data
B) Information storage
C) Knowledge
D) Hardware processing
Correct Answer: C) Knowledge
Rationale: Knowledge develops when meaningful information is interpreted
using clinical understanding and relationships among findings.
Q3. Which example best represents raw data?
A) A blood pressure reading of 168/94 mm Hg
B) Recognition that hypertension is worsening
C) Deciding to notify the provider
D) Identifying a trend across several days
Correct Answer: A) A blood pressure reading of 168/94 mm Hg
Rationale: Data are individual facts or observations before they are
organized and interpreted.
Q4. A nurse interprets EHR trends, assesses the patient, and
determines that immediate intervention is required. Which DIKW
concept is most evident?
A) Data
B) Information
C) Knowledge storage
D) Wisdom
, Correct Answer: D) Wisdom
Rationale: Wisdom involves applying knowledge and judgment
appropriately to make clinical decisions.
Q5. What is a primary purpose of the electronic health record?
A) Eliminate all verbal communication
B) Provide an integrated electronic record that supports patient care across
encounters
C) Store only billing information
D) Replace clinical assessment
Correct Answer: B) Provide an integrated electronic record that supports
patient care across encounters
Rationale: EHRs organize clinical information so authorized healthcare
professionals can document, communicate, coordinate, and make informed
decisions.
Q6. Which situation presents the greatest risk when nurses use
copy-and-paste functions in the EHR?
A) Updated information is reviewed before reuse
B) Current laboratory results are entered manually
C) Outdated or incorrect information is repeatedly carried forward
D) Medication reconciliation is completed
Correct Answer: C) Outdated or incorrect information is repeatedly carried
forward
Rationale: Unverified copied information can perpetuate inaccuracies and
create unsafe clinical decisions.
Q7. Which technology most directly reduces errors caused by
illegible handwritten medication orders?
A) Computerized provider order entry
B) Patient portal
C) Payroll software
D) Remote patient monitoring
Correct Answer: A) Computerized provider order entry
Rationale: CPOE allows orders to be entered electronically, improving
legibility and reducing transcription-related errors.
Q8. A clinical decision-support system generates a medication-
allergy warning. What should the nurse do?
A) Override all electronic warnings
B) Administer the medication because it was ordered
C) Assume the system is always correct
2026/2027 Herzing University
Q1. Which statement best describes nursing informatics?
A) The use of computers only for financial management
B) The integration of nursing science with information and analytical sciences
to manage and communicate health information
C) The replacement of nurses with automated systems
D) The study of computer programming unrelated to healthcare
Correct Answer: B) The integration of nursing science with information and
analytical sciences to manage and communicate health information
Rationale: Nursing informatics integrates nursing knowledge with
information and technology to support communication, clinical decisions,
safety, and patient care.
Q2. In the data-information-knowledge-wisdom framework,
recognizing that several abnormal findings together suggest clinical
deterioration represents:
A) Data
B) Information storage
C) Knowledge
D) Hardware processing
Correct Answer: C) Knowledge
Rationale: Knowledge develops when meaningful information is interpreted
using clinical understanding and relationships among findings.
Q3. Which example best represents raw data?
A) A blood pressure reading of 168/94 mm Hg
B) Recognition that hypertension is worsening
C) Deciding to notify the provider
D) Identifying a trend across several days
Correct Answer: A) A blood pressure reading of 168/94 mm Hg
Rationale: Data are individual facts or observations before they are
organized and interpreted.
Q4. A nurse interprets EHR trends, assesses the patient, and
determines that immediate intervention is required. Which DIKW
concept is most evident?
A) Data
B) Information
C) Knowledge storage
D) Wisdom
, Correct Answer: D) Wisdom
Rationale: Wisdom involves applying knowledge and judgment
appropriately to make clinical decisions.
Q5. What is a primary purpose of the electronic health record?
A) Eliminate all verbal communication
B) Provide an integrated electronic record that supports patient care across
encounters
C) Store only billing information
D) Replace clinical assessment
Correct Answer: B) Provide an integrated electronic record that supports
patient care across encounters
Rationale: EHRs organize clinical information so authorized healthcare
professionals can document, communicate, coordinate, and make informed
decisions.
Q6. Which situation presents the greatest risk when nurses use
copy-and-paste functions in the EHR?
A) Updated information is reviewed before reuse
B) Current laboratory results are entered manually
C) Outdated or incorrect information is repeatedly carried forward
D) Medication reconciliation is completed
Correct Answer: C) Outdated or incorrect information is repeatedly carried
forward
Rationale: Unverified copied information can perpetuate inaccuracies and
create unsafe clinical decisions.
Q7. Which technology most directly reduces errors caused by
illegible handwritten medication orders?
A) Computerized provider order entry
B) Patient portal
C) Payroll software
D) Remote patient monitoring
Correct Answer: A) Computerized provider order entry
Rationale: CPOE allows orders to be entered electronically, improving
legibility and reducing transcription-related errors.
Q8. A clinical decision-support system generates a medication-
allergy warning. What should the nurse do?
A) Override all electronic warnings
B) Administer the medication because it was ordered
C) Assume the system is always correct
