CPHIMS CPHIMS Testing and System Evaluation 2

Question 1

Which testing phase verifies that individual components of a healthcare information system work correctly in isolation before integration?

Accepted Answer

Unit testing

Answer

Unit testing verifies individual components or modules in isolation before they are combined with other system elements.

Question 2

A hospital is implementing a new EHR system and wants to test all interfaces between subsystems. Which type of testing is most appropriate?

Accepted Answer

Integration testing

Answer

Integration testing validates that different subsystems and interfaces work correctly together as a combined system.

Question 3

During EHR go-live, the system experiences significantly slower response times than during testing. Which type of testing was likely inadequate?

Accepted Answer

Performance testing

Answer

Performance testing, including load and stress testing, should have identified response time degradation under realistic production volumes.

Question 4

What is the primary purpose of regression testing in a healthcare IT system?

Accepted Answer

Ensure existing functionality still works after changes

Answer

Regression testing ensures that previously working functions have not been broken by new code changes or system updates.

Question 5

Which document formally defines the testing objectives, scope, approach, and schedule for a healthcare IT implementation?

Accepted Answer

Test plan

Answer

A test plan is the comprehensive document that outlines the overall strategy, scope, resources, and schedule for the testing effort.

CPHIMS Exam Practice Test