Bring A Large Pot Of Lightly Salted Water To A Boil. Add Fettuccini And Cook For 8 To 10 Minutes Or Until Al Dente; Drain. In A Medium Bowl Combine Tomatoes, Onion, Basil, Olives And Black Pepper. Toss The Fettuccini With Olive Oil. Serve Pasta Topped With Tomato Mixture And Feta Cheese.