1 1 point Which of the following best describes affordance? Properties of an object that make it usable to humans o Properties of an object that suggest what can be done with it Relationship between a person and an object that suggests what can be done with object 2 1 point Which of the following best describes signifier? O A property of an object that suggests what can be done with it It's actually just another word for affordance OOO A sign indicating where an object should be A marking, label, or other indication of what can be done with an object or where action on object should take place 3 OOOO 1 point How are the concepts of affordance and signifier related? An affordance provides a description of how to use a signifier. A signifier and affordance are essentially the same concept. A signifier reinforces, clarifies, or indicates an affordance that may not be readily perceived A signifier and affordance are unrelated. 4 1 point Within the context of design, what is a mapping? It specifies the controls of a user interface. It is a set of cues to indicate the spatial layout of a control O It specifies the layout of a user interface It is the relationship between a set of controls and the items they control 5 1 point Which of the following best describes conceptual model? A description, usually simplified, of how a device works A low-level model of a device's design A set of interrelated concepts relevant to a device An analysis of the usability of a given device