Pumping the brakes as an emergency braking method can be effective in certain situations, particularly in older vehicles without anti-lock braking systems (ABS). It involves rapidly applying and releasing pressure on the brake pedal to prevent wheel lock-up and maintain steering control. However, in modern vehicles equipped with ABS, the system automatically modulates brake pressure to prevent wheel lock-up, making pumping the brakes unnecessary and potentially less effective. In emergency situations, the best practice is to apply firm, steady pressure to the brake pedal while maintaining control of the steering wheel. Additionally, proper maintenance of brakes, tires, and other vehicle components is crucial for optimal braking performance and overall safety.