Introduction - If you have any usage issues, please Google them yourself
Information storage members of the family: each family member' s basic information is stored in a computer (which can be permanent preservation). Basic information about family members should at least include: (name, place of birth, date of birth, date of death, sex, height, education, occupation, the highest positions/titles, ...) storage family relations: will the relationship between family members, storage in the computer (which can be permanent preservation). Update: genealogical data update (modify, delete, join) Output: The family tree in a more friendly format of the output (display) for: members of the basic information, according to inquiries related to