Discuss about your greatest strengths.

You should know effective answer of this question before every interview because it is one of the most common question.They just wanted to see that how best you know aboutyourself,  or how much you know. To answer this question in proper, first you need to analyse yourself that what best you are having in you, in what things you are expert.Don't be afraid to toot your own horn.Here are the example of strengths you can mention in your answer too:
*Honesty
*Discipline
*Creativity
*Ambitious
*Communicative
*Energetic
*Focused