CPHA CPHA Health Informatics & Data Analytics

Question 1

Which federal law established national standards for the electronic exchange of health information and the privacy and security of patient data?

Accepted Answer

HIPAA

Answer

HITECH Act

Answer

ACA

Answer

MACRA

Question 2

In public health surveillance, which system collects data from hospitals, clinics, and laboratories to monitor notifiable disease trends nationwide?

Accepted Answer

NNDSS

Answer

BRFSS

Answer

NHANES

Answer

YRBSS

Question 3

A public health data analyst wants to measure disease burden in a population by combining mortality and morbidity into a single metric. Which measure is most appropriate?

Accepted Answer

Disability-Adjusted Life Year (DALY)

Answer

Crude mortality rate

Answer

Years of Potential Life Lost (YPLL)

Answer

Standardized Mortality Ratio (SMR)

Question 4

Which data visualization principle states that chart elements should have a clear purpose and unnecessary decorative elements should be removed?

Accepted Answer

Data-Ink Ratio

Answer

Chart Junk Principle

Answer

Visual Hierarchy

Answer

Gestalt Principle

Question 5

Which statistical method is most appropriate when a public health researcher wants to control for multiple confounding variables while examining the relationship between an exposure and a binary outcome?

Accepted Answer

Multiple logistic regression

Answer

Simple linear regression

Answer

ANOVA

Answer

Chi-square test

Question 6

What does the term 'sensitivity' refer to in the context of public health screening tests?

Accepted Answer

The ability of a test to correctly identify those with the disease (true positives)

Answer

The ability of a test to correctly identify those without the disease (true negatives)

Answer

The proportion of positive tests that are true positives

Answer

The proportion of negative tests that are true negatives