1 Through search function on the net i found that for basic aerodynamics
www.rmcs.cranfield.ac.uk/aeroxtra/olaeaero.htm is very good and has good diagrams.
2 another site is
http://aerodyn.org/HighSpeed/sweepback.html is good also.
3 Some sample multiple choice questions that were good practice can be found at
http://www.airwork.nl/examenvragen/a...offlight2.shtm. these are similar to the Sample cathay multiple choice questions found on the pprune site.