Final answer:
The qualification needed for a Software Quality Assurance Engineer is knowledge of the Software Lifecycle Process. Further education may include a related degree and practical experience in the industry. Software developers work in the tertiary sector of the economy.
Step-by-step explanation:
Qualifications for a Software Quality Assurance Engineer
The appropriate qualification for a Software Quality Assurance Engineer, among the options provided, would be: a) Knowledge of the Software Lifecycle Process. This encompasses an ability to apply knowledge of mathematics, science, and engineering; an ability to design and conduct experiments, as well as to analyze and interpret data; and the ability to design a system, component, or process to meet desired needs within realistic constraints such as economic, environmental, social, political, ethical, health and safety, manufacturability, and sustainability. Further education necessary for this role might include a degree in a related field such as Computer Science or Software Engineering, as well as hands-on experience in the industry, which can often be gained through internships or entry-level positions.
Regarding the economy sector, someone working as a software developer would be in the c. Tertiary sector, which involves the provision of services rather than the production of goods. The tertiary sector is often associated with information technology and services.