In many restaurants in Germany and also as part of many recipes you will have a “Mixed Salad” (gemischter Salat) as a side dish.
It basically is a creation of the chef, as to which salads to include or how to present it.
A Basic mixed salad could be some potato salad, cucumber salad, carrot salad, Cole slaw and others, like tomato salad. red beets or asparagus salad, partitioned on a plate and served alongside your entree.
A few examples can be found in the posted pictures.