What does quality control specifically involve?

Quality control specifically involves comparing actual quality levels with desired levels. This process is essential in ensuring that the products or services meet the established standards and specifications. By measuring and assessing the actual output against the expected performance indicators, organizations can identify discrepancies, investigate their causes, and implement corrective actions. This systematic approach ensures consistent quality and helps in maintaining customer satisfaction.

The other options, while relevant to various aspects of a business, do not directly pertain to quality control. Assessing training needs focuses on workforce development, identifying market trends pertains to strategic planning and marketing, and monitoring financial performance relates to fiscal health rather than the quality of products or services. Each of these functions plays a crucial role in overall business management but does not specifically address the principles and practices of quality control.