Cook pasta to the al dente stage according to package instructions. Drain in a colander, then rinse under cold running water until cooled.
In a bowl, combine pasta with tomatoes, olives, artichokes, and cheese. Pour ½ cup or more Italian Dressing over salad and toss well.
Refrigerate until well chilled. Serve cold.
Combine all ingredients in a blender. Process until well mixed.