Sure. For instance, Hercules is sometimes featured in DC Comics and can be classified as a demi-god. Also, there are other characters with similar attributes and powers that fall into this category.
In DC fanfic, Naruto could be considered a god perhaps because of his powerful ninja abilities. His jutsus like the Rasengan or Shadow Clone Jutsu might be so extraordinary in the DC universe context that they seem god - like. Also, his ability to endure and keep fighting could be seen as a divine trait.
One implication is that he could change the power balance in the DC universe. His presence as a god - like being would mean that he could potentially overpower many of the existing characters. For example, he might be able to defeat villains that the Justice League struggles with.
No, they're not exactly the same. DC Comics is the original source of the characters and stories, while the DC Universe is a broader platform that includes various media adaptations and related content.
In DC Comics, 'DC' stands for Detective Comics. It was originally the name of a comic book series that later became the basis for the entire DC universe.
DC Shoes and DC Comics have no direct connection. DC Comics is famous for superhero stories, while DC Shoes focuses on producing shoes and related apparel. There's no ownership or business link between them.