Following are the two resources to help prepare for interview.
http://www.canadajobsandimmigration.com/version4/c19.htm
http://immigrationguides.com/first_steps/selection_interview_questions.html
Regards
http://www.canadajobsandimmigration.com/version4/c19.htm
http://immigrationguides.com/first_steps/selection_interview_questions.html
Regards