Diagnostic test,

Definition of Diagnostic test:

1. In-depth evaluation with a relatively narrow scope of analysis, aimed at identification of a specific condition or problem.

How to use Diagnostic test in a sentence?

1. You should perform a diagnostic test on your equipment to make sure every part of it is working as it should.
2. When someone has a problem with their computer, the IT technician runs a diagnostic test to find out what the problem is.
3. The diagnostic test would determine if I had bipolar disorder and if I needed to be on some kind of medication.