Fill a large pot with water and bring it to a boil on the stove add the pasta in and cook according to the package instructions.
While the pasta is cooking, to a medium sized bowl add in the diced tomatoes, green onions, Parmesan cheese, minced garlic, basil, salt, and pepper. Stir well.
Once the pasta is tender strain then add it back into the pot. Add in the olive oil and diced tomato mixture stir well, and serve.