Based on the SAP Activate methodology, which of the following tests are formal, and therefore must be documented during implementation? Note: There are 2 correct answers to this question.

Based on the SAP Activate methodology, which of the following tests are formal, and therefore must be documented during implementation? Note: There are 2 correct answers to this question.
A . Unit test
B. Integration test
C. String test
D. Business process test

Answer: B,D