Most of these interview questions can be summarized as 1. Have you heard this question before? or 2. What number am I thinking of? I.e., any answer other th

Most of these interview questions can be summarized as 1. Have you heard this question before? or 2. What number am I thinking of? I.e., any answer other than the one the interviewer is expecting is wrong. I had a recent interview with some SQL/Linux questions. I gave a correct answer, but one that wasn't on the interviewer's script. He wasn't able to accept my answer as correct. So I'm left trying to guess what answer the interviewer is expecting.