Identify and define the technique used by the artist to create the above portrait.

The technique that is being used is Crosshatching. Crosshatching uses fine parallel lines drawn closely together to create the illusion of shade or texture in a drawing

Explanation:

cad, or computer-aided design and drafting (cadd), is a software for design and technical documentation, which is an automated process as opposed to the manual drawing of plans. this gives a person an advance in making plans as an architect in a short period of time. one who can render plans through this software will gain a skill that is better than one who makes plans manually. this is a skill some companies look for in an employee.