If the question is asking whether Jews know which tribe they belong to, then yes. Tribal lineage is tracked through the bride's 'ketubah' (marriage contract).
Warren Blatt has written: 'Resources for Jewish genealogy in the Boston area' -- subject(s): Genealogy, Archival resources, Jews, Directories 'Faq' -- subject(s): Handbooks manuals, Jews, Genealogy
Anna Goldschmidt has written: 'Anna Goldschmidt' -- subject- s -: Biography, Genealogy, German Jews, Immigrants, Jews
Keith W. Kaye has written: 'Jews of Lithuania and Latvia' -- subject(s): Family, Jews, Genealogy
I know of two, Raymond Zussman in WWII and Jack Jacobs in Vietnam
Emily Bingham has written: 'Mordecai' -- subject(s): Genealogy, Jews, Lending library
Alexander Dietz has written: 'The Jewish community of Frankfurt' -- subject(s): Genealogy, Jews
there are still Jews around today.
Currently, Jews are not facing a genocide.
Jews do not today have a king. For kings in the past, see this linked page.
Marjorie Wiener Wein has written: 'My family history' -- subject(s): Genealogy, Jews
Elinor V. Yuter has written: 'The Yuter family' -- subject- s -: Genealogy, Jews
Max Jussmann has written: 'Les bottes du Tzar' -- subject(s): Genealogy, Jews