What are continuous light? what advantages and disadvantages do they have?

Continuous light means that when you turn the studio lights on, they stay on like a video light or a flashlight. An obvious advantage to working with continuous light is that unlike strokes and monolights, which takes a great deal of practice to learn before you inherently understand what changes will look like in a shot, what you're saying in the real world with continuous lights will closely resemble the image that you're capturing.

No question so i cant answer