Ans. In logo design, a key symbolizes a particular idea or concept. A designer may use a key to unlock their potential or solve a problem, or they can use it to gain access or ensure security. Furthermore, designers can incorporate it into a logo in various ways, using it as the main visual element or as a part of a larger design. A key in a logo may assist the viewer in understanding a message or concept while also adding aesthetic appeal and originality to the design.