Affective component: this involves a person’s feelings / emotions about the attitude object. For example: “I am scared of spiders”.
Behavioral (or conative) component: the way the attitude we have influences how we act or behave. For example: “I will avoid spiders and scream if I see one”.
Cognitive component: this involves a person’s belief / knowledge about an attitude object. For example: “I believe spiders are dangerous”.