Preheat heavy skillet over medium heat. Add olive oil and sauté garlic until just white. Add all ingredients (except pasta and Parmesan cheese) and sauté, stirring constantly until peppers are crisp tender.
Cook pasta according to package directions.
Add pasta and Parmesan cheese to sauté pan. Stir to blend well with vegetables. Add salt and fresh ground pepper to taste.
Transfer to large serving platter. Serve immediately.