You must have:
identified instructional goals
conducted an analysis to identify behaviors, skills, tasks, and subtasks
identified entry behaviors and characteristics of the target population
Writing objective is not a matter of saying. "Okay, today I'm going to sit down and write objectives." On the contrary, you must have completed some prerequisite instructional design procedures before objectives even entered the picture.
You must have:
identified instructional goals
conducted an analysis to identify behaviors, skills, tasks, and subtasks
identified entry behaviors and characteristics of the target population