CPSS - Certified Performance and Sport Scientist Performance Assessment Technologies Questions and Answers

Question 1

A sport scientist is using dual force plates to analyze a basketball player's countermovement jump (CMJ).
Which of the following is a key kinetic metric that this technology directly measures to assess performance and potential asymmetries?

Accepted Answer

Ground reaction force

Answer

Peak jump height

Answer

Knee joint angle at take-off

Answer

Time to peak velocity

Question 2

A coach for a professional soccer team uses GPS-enabled wearable devices to monitor external training load. Which metric provided by these units is most effective for quantifying the volume of high-intensity, non-steady-state movements like sprinting and cutting?

Accepted Answer

High-speed running distance

Answer

Total distance covered

Answer

Average heart rate

Answer

Session RPE (sRPE)

Question 3

A strength and conditioning coach wants to implement Velocity-Based Training (VBT) to autoregulate an athlete's back squat sets, aiming to maintain a mean concentric velocity above 0.5 m/s. Which of the following technologies is considered a gold standard for this application?

Accepted Answer

Linear Position Transducer (LPT)

Answer

Smartphone camera with a VBT app

Answer

Wearable Inertial Measurement Unit (IMU)

Answer

Surface Electromyography (sEMG) system

Question 4

In a biomechanics lab, a researcher uses a multi-camera optical motion capture system to analyze a pitcher's throwing mechanics. What type of data is this system primarily designed to capture?

Accepted Answer

Kinematic data (e.g., joint angles, segment velocities)

Answer

Kinetic data (e.g., ground reaction forces)

Answer

Physiological data (e.g., muscle oxygen saturation)

Answer

Neuromuscular data (e.g., motor unit recruitment)

Question 5

An Inertial Measurement Unit (IMU) is a compact, wearable sensor that provides a wealth of data on athlete movement. A standard 6-axis IMU is composed of which two types of sensors?

Accepted Answer

Accelerometer and gyroscope

Answer

GPS receiver and magnetometer

Answer

Heart rate monitor and barometer

Answer

Altimeter and thermometer

Question 6

A performance scientist for a rugby team is analyzing data from wearable sensors to quantify the overall mechanical stress on players, including both locomotive work and impacts from collisions. Which composite metric, derived from a tri-axial accelerometer, is specifically designed for this purpose?

Accepted Answer

PlayerLoad™

Answer

Maximal velocity

Answer

Heart Rate Exertion

Answer

Metabolic Power