Tennis, anyone? Can you 'ace' our Grand Slam quiz?

Kirsty Wigglesworth/AP
A tennis ball is held aloft by one of the ball boys at the All England Lawn Tennis Championships in Wimbledon, London, June 28.

Is a clay surface faster than grass? Do men and women earn equal prize money? Test your mastery of tennis trivia with our quiz about the four Grand Slam events.

1. What strategy is used at Grand Slams to eliminate human error in line calls?

Umpires must wear eyeglasses with a built-in beeping signal that indicates when the ball is out of bounds.

Players are allotted unlimited challenges to the umpire’s calls.

When a difficult call arises, ball boys and ball girls are responsible for forming a consensus and informing the umpire of the proper call.

A computer system is used to track the path of the ball.

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