Which of the following statements is/are FALSE with respect to software testing ?

S1: White-box tests are based on specifications; better at telling whether program meets specification, better at finding errors of ommission.

S2: Black-box tests are based on code; better for finding crashes, out of bounds errors, file not closed errors.

S3: Alpha testing is conducted at the developer’s site by a team of highly skilled testers for software that is developed as a product to be used by many customers.