Applied n-400 (already approved 10 years GC) on AUG 31. Apreared for the N-400 interview last week and approved.
on interview, waited for 30 mins and after that an officer took me in and it took 15 mins in total.
the officer asked following questions
what 1 promise you give as an us citizen
only right for US citizen
responsibility for us citizen
How many U.S. Senators are there?
name 2 US holidays
not remembered
Then english verbal and written 1 line for each. Asked some personal questions, didn't ask any document or photo or anything, but it depends on case to case.
And took my both green cards, kept the 2 years one with them and gave back the 10 year one. Gave me a printed letter - recommended for approval
A week later got an oath letter saying naturalization ceremony after 2 months
if anyone is preparing for the civic test, get a free paperback copy from biometric center. can just visit the ASC and ask for the copy. Also flashcards are good options for self study/
White flash card link: https://www.uscis.gov/sites/default/files/document/flash-cards/M-623_reversed_colors.pdf
Red flash card link: https://www.uscis.gov/sites/default/files/document/flash-cards/M-623_red_slides.pdf , for printing: https://www.uscis.gov/sites/default/files/document/flash-cards/M-623_red.pdf
find more study documents here: https://www.uscis.gov/citizenship/find-study-materials-and-resources/study-for-the-test?doc_type=All&items_per_page=25