A generic drug is the same as a brand-name drug in dosage, safety, strength, quality, the way it works, the way it is taken and the way it should be used. FDA requires generic drugs have the same high quality, strength, purity and stability as brand-name drugs.
A matrix is a rectangular array of numbers arranged in rows and columns. The array of numbers below is an example of a matrix. The number of rows and columns that a matrix has is called its dimension or its order. By convention, rows are listed first; and columns, second.
Answer Wiki. In this context, matrix usually refers to a kind of organizational structure. Specifically, a matrix structure is a hybrid between functional (organization grouped by specialized function: IT, Sales, etc.) and divisional (organization grouped by self-contained division: products/services, geographic locations, etc.). In a matrix structure, employees will often have more than one manager to which they need to report.