What does it take for Mark Zuckerberg to hire you? It's very simple. It's also the single most important interview tip you might just receive. If Mark would work for you, he'd hire you.

The Facebook chief revealed some insights into how he hires a person at the 2015 Mobile World Congress in Barcelona.

He revealed the one question he asks before he brings them onboard the company:

“I will only hire someone to work directly for me if I would work for that person,” Zuckerberg told the group.

“It’s a pretty good test.”

It's actually a good thing too. After all, don't you want to important in the company too? Here's a video: