Cook pasta according to package directions; drain. Rinse with cold water; drain again. Transfer to a very large serving bowl. Stir in cauliflower, broccoli, cheese, olives and carrots. Pour dressing over pasta mixture. Toss lightly to coat. Cover and chill for 2 to 24 hours. Stir in basil or parsley before serving. Makes 8 to 10 side-dish servings.
Place salad in plastic container and chill in the refrigerator for up to 24 hours. Transport in an insulted cooler with ice packs.