Noise in a photograph can appear for different reasons, including using a high iso, using a long exposure, or heat in the image generator itself. true or false

This is true.

Noise, which is scattered pixels of color spots, can appear in a photo if the exposure is too long as well as low light conditions.

To reduce noise in a photo, try using a flash if you can and decrease the shutter speed.

this is true

Explanation:

Noise is many pixels in an imge or color information in an image which can be affected by light. I hope this makes sense and helps you.

false as there is no connection between those two industries