Health Informatics Database
Modelling & Applications
Final Exam Guide
Q&S
2024
,1. Multiple Choice: Which database model allows for the representation
of complex relationships between data entities in Health Informatics?
a) Hierarchical Model
b) Network Model
c) Relational Model
d) Object-oriented Model
Correct Answer: c) Relational Model
Rationale: The relational model is most suitable for Health Informatics
as it allows for easy manipulation and retrieval of data, which is essential
for handling large volumes of health-related information.
2. True/False: In Health Informatics, normalization is the process of
organizing data to minimize redundancy.
Answer: True
Rationale: Normalization involves dividing a database into two or more
tables and defining relationships between the tables to minimize
redundancy, which is crucial in Health Informatics for maintaining data
integrity.
3. Fill-in-the-Blank: The ________ is a standard coding system used to
ensure uniformity in the classification of patient medical records.
Correct Answer: International Classification of Diseases (ICD)
, Rationale: The ICD is a globally recognized standard for reporting
diseases and health conditions, facilitating easy sharing and comparison
of health information.
4. Multiple Choice: Which of the following is a key benefit of using
Electronic Health Records (EHRs)?
a) Increased patient participation in care
b) Reduction in the use of paper
c) Enhanced privacy and security of patient data
d) All of the above
Correct Answer: d) All of the above
Rationale: EHRs offer numerous benefits including increased patient
participation, reduction in paper use, and enhanced security, all
contributing to improved healthcare delivery.
5. True/False: Data mining in Health Informatics cannot predict future
trends in disease outbreaks.
Answer: False
Rationale: Data mining techniques can analyze vast amounts of health
data to identify patterns and predict future trends, including potential
disease outbreaks.
6. Fill-in-the-Blank: ________ is a database query language that is used to
manage and retrieve data in Health Informatics.
Correct Answer: SQL (Structured Query Language)
Modelling & Applications
Final Exam Guide
Q&S
2024
,1. Multiple Choice: Which database model allows for the representation
of complex relationships between data entities in Health Informatics?
a) Hierarchical Model
b) Network Model
c) Relational Model
d) Object-oriented Model
Correct Answer: c) Relational Model
Rationale: The relational model is most suitable for Health Informatics
as it allows for easy manipulation and retrieval of data, which is essential
for handling large volumes of health-related information.
2. True/False: In Health Informatics, normalization is the process of
organizing data to minimize redundancy.
Answer: True
Rationale: Normalization involves dividing a database into two or more
tables and defining relationships between the tables to minimize
redundancy, which is crucial in Health Informatics for maintaining data
integrity.
3. Fill-in-the-Blank: The ________ is a standard coding system used to
ensure uniformity in the classification of patient medical records.
Correct Answer: International Classification of Diseases (ICD)
, Rationale: The ICD is a globally recognized standard for reporting
diseases and health conditions, facilitating easy sharing and comparison
of health information.
4. Multiple Choice: Which of the following is a key benefit of using
Electronic Health Records (EHRs)?
a) Increased patient participation in care
b) Reduction in the use of paper
c) Enhanced privacy and security of patient data
d) All of the above
Correct Answer: d) All of the above
Rationale: EHRs offer numerous benefits including increased patient
participation, reduction in paper use, and enhanced security, all
contributing to improved healthcare delivery.
5. True/False: Data mining in Health Informatics cannot predict future
trends in disease outbreaks.
Answer: False
Rationale: Data mining techniques can analyze vast amounts of health
data to identify patterns and predict future trends, including potential
disease outbreaks.
6. Fill-in-the-Blank: ________ is a database query language that is used to
manage and retrieve data in Health Informatics.
Correct Answer: SQL (Structured Query Language)
