The 21 toughest interview questions you'll have to answer if you want to work at Yahoo

If you want to work at Yahoo, you might have to answer some tricky questions first.

Using Glassdoor's information about Yahoo, we've compiled some of the most difficult questions that people say they've been asked while interviewing for the company.

No matter if you're looking for a customer service job or a more technical position, Yahoo's interview questions will give you a run for your money.