two-phasetest

noun
UK /tuː feɪz tɛst/
US /tu feɪz tɛst/

A two-phase test is a test done in two steps.

The teacher gave us a two-phase test: first a quiz, then a project.


OTHER MEANINGS

2. A test with two separate parts that are checked one after the other.

The two-phase test checks your reading first and your writing second.

3. A scientific test run in two stages to compare results.

The lab used a two-phase test to see how the medicine worked.

4. A computer test that checks a program in two rounds.

The two-phase test found a bug in the second round.