The Knowledge of the structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar, principles and processes for providing customer and personal services. This includes customer needs assessment, meeting quality standards for services, and evaluation of customer satisfaction, raw materials, production processes, quality control, costs, and other techniques for maximizing the effective manufacture and distribution of goods, circuit boards, processors, chips, electronic equipment, and computer hardware and software, including applications and programming, business and management principles involved in strategic planning, resource allocation, human resources modeling, leadership technique, production methods, and coordination of people and resources.