Final answer:
The method of having employees record their activities and time spent is called the Diary Method, a job analysis technique.
Step-by-step explanation:
The method where each employee records every activity they are involved in, as well as the time spent on each activity, is a detailed, chronological job analysis collection technique known as the Diary Method. This technique involves the individual keeping track of their tasks and the time dedicated to each task in a diary or log format over a certain period. It provides an accurate picture of the employee's day-to-day duties and is beneficial for a job analysis that is focused on the specific activities and the time allocation for these activities.