Cam belt change on Skoda Fabia 1.2 TSI - do I need to change the water pump?

My daughter has just been quoted £500 by the main dealer for a timing belt change. When she asked if this included water pump, they told her that isn’t necessary as this is not driven by the timing belt....

Do I really need to replace my Volkswagen Golf's water pump when replacing the cam belt?

I've just been told by my garage that my 1998 Volkswagen Golf SE should have a new cam belt. He claims that when changing this, the water pump sometimes gets damaged so they sell the process of replacing...

Audi Q5 - does the water pump need to be replaced at the same time as the cam belt?

I own a 2017 Audi Q5 2.0 diesel. As it has an electric water pump, does this need to be replaced when the cam belt is renewed?

When should I change the cam belt and water pump on my Volkswagen Golf?

I have got a 2015 Mk7 diesel Volkswagen Golf, 36,000 miles. Do I need to change the timing belt and pump, as I only do low mileage?