0 used when you are giving or asking for information that is completely correct -- تَماماً / بِالضَّبْط
1 used to make stronger what you are saying -- بِالضَّبْط (تُقال لِلتَّأكيد عَلى الشَّيء)
2 something you say when you agree completely with someone -- بِالضَّبْط (تُقال عِنْد الموافَقَة عَلى الشَّيء)
‘Surely they should have told us about this problem sooner?’ ‘Exactly.’
3 used to say that something is not completely true -- لَيس بِالضَبط