Testing presents a value-powerful usually means of detecting defects. These defects can then be taken out (by debugging – a non-screening action), so testing indirectly contributes to larger-high quality exam objects. Screening offers a means of specifically evaluating the standard of a test item at numerous levels within the SDLC. https://lever4077531.bligblogging.com/31698917/not-known-facts-about-lever-4-0