So, if it's the macadamia nut and pineapple kind, I'll have finished it in two days. If its the regular citron kind, it will last until it's dried out enough to use as a doorstop.
Depending on the ingredients used, some fruit cakes have been known to last for decades.
Because if you were in a freezer you may freeze its the same as cakes then.
You simply have to wrap them up and place them in a freezer.
in a room temperature
The best way to store cake is to freeze it. All cakes freeze very well. They can last up to 3 or four months.
cakes with baking soda and cakes without are the same.
Yeast is used to leaven bread and other yeast doughs. Powdered or "dry yeast" can be stored without refrigeration and is more convenient than cakes of moist yeast.
Refrigerated cake the other one sounds weird. It depends on what you are referring to. There are recipes for 'refrigerator cakes' that don't require baking. And there are cakes that have to be refrigerated because of the frosting or fillings. And some freezer cakes that contain ice cream.
party cakes
Most cakes can keep for a week (maximum) if stored properly.
These were cakes baked during the two World Wars in Britain, when many foodstuffs - including some ingredients for regular cake - were rationed and so in short supply. Ration cakes were the cakes then made without any eggs or butter.
Sugar free cakes