Differing concepts of God is explained by the diverse beliefs held by followers of various religious persuasions. There are different concepts that clearly define one religion from another and then there are conflicting concepts within particular beliefs.
You clearly do not undestand Hinduism. Their concept of god is very different from yours very different. To answer your question you would have to do research on Hinduism. But in short for a Hindu god is a concept to put it mildly thus they have many representations of that concept.
For some, god is a concept that represents a higher power or ultimate reality. For others, god is believed to be a literal being that exists independently of human thought. The understanding of god varies greatly among different religious and philosophical traditions.
No. When you talk about God, that usually refers to the belief in one single, supreme, God. The Anunnaki are a group of gods, so that's a fairly different concept.
The concept of god seems to have arisen in different parts of the world, as animism evolved through shamanism to formal religions. We see gods in geographically isolated places from the ancient Americas to China. Ethiopia might have developed the concept of god, or might have received it by conquest, trade or migration from other regions.
different cost concept
In religious beliefs, God is often seen as the creator of the world, so there was no world before God in those contexts. Different cultures and beliefs may have varying views on this concept.
God doesn't have a family he is one
No such concept.
There are many creation theories, none of which can be proven presently. Nor is there a single unambiguous definition of god that is acceptable to everyone. Your concept of god may be very different to someone else.
Yes!
Because God is a concept.
God is not real. The concept of God was invented by people.