Commercial Photography Practice Exam 2026 – Your Complete Study Guide

Session length

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If you change the shutter speed to a faster setting, what happens to the amount of light entering the camera?

Increase

Decrease

Shutter speed controls how long the camera’s sensor is exposed to light. A faster shutter speed means the shutter is open for a shorter period, so less light can reach the sensor. As a result, the image is darker because the exposure time is reduced. If you need the same brightness with a faster shutter speed, you’d typically compensate with a wider aperture or a higher ISO.

Maintain

None of the above

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