Autism is a continuum. In other words, the symptoms and characteristics of autism can present themselves in a wide variety of combinations, from average to severe. Two people with the same diagnosis can act very differently from one another and have varying skills. This is why there is no standard « type » of autism, nor does anyone have « characteristic » autism.
Like everyone else, every individual, with or without deficiencies, is unique.
In concrete terms, this is what you should look for :