North American X-15 - Specifications. 1  Other configurations include the Reaction Motors XLR11 equipped X-15, and the long version. 2  General characteristics. 3  Crew: one. 4  Length: 50 ft 9 in (15.45 m) 5  Wingspan: 22 ft 4 in (6.8 m) 6  Height: 13 ft 6 in (4.12 m) 7  Wing area: 200 ft2 (18.6 m2) 8  Empty weight: 14,600 lb (6,620 kg)
Look up QA/QC in Wiktionary, the free dictionary. QA/QC is the combination of quality assurance, the process or set of processes used to measure and assure the quality of a product, and quality control, the process of ensuring products and services meet consumer expectations.
QC aims to identify (and correct) defects in the finished product. Quality control, therefore, is a reactive process. Goal. The goal of QA is to improve development and test processes so that defects do not arise when the product is being developed. The goal of QC is to identify defects after a product is developed and before it's released.