Tell me about a problem you solved in a unique way. What was the outcome?

吕磊(澳大利亚)(0级持证会员)

Tell me about a problem you solved in a unique way. What was the outcome?
Tell me about a time when you used your creativity to overcome a problem.
Tell me about a time when you disagreed with your boss.
Tell me about the most boring job you’ve ever had.
……
Tell me about yourself.

Why these questions are being asked, what are the best(sample) answers?