sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: What should I do after btech (mechanical engineer) GATE, IES or CAT . Right now I am pursuing SSC CGL coaching but dont know what to do after it?
 sentence 2: What should I do after btech (mechanical engineering) GATE, IES or CAT . Right now I am pursuing SSC CGL coaching but dont know what to do after it? sentence 1: Which one should I buy: Canon 700D or Sony Alpha 58?
 sentence 2: Is Canon 700d better than Sony Alpha 58? sentence 1: Will there be any unanswered questions on Quora?
 sentence 2: How many open (unanswered) questions are there on Quora?
not same meaning
same meaning
same meaning
not same meaning