Bring a large pot of salted water to boil add pasta and boil until al dente. Drain well.
Place broccoli, cauliflower, carrot, celery, red onions, yellow peppers and black olives in a large mixing bowl. Pour Caesar salad dressing over vegetables and stir to coat the vegetables.
Sprinkle Parmesan cheese, pepper, garlic powder and paprika over the vegetable mixture. Stir. Pour pasta into the large bowl and mix well. Refrigerate until cool or serve hot.
