NIVEL RNG MRO A320-2026 ATA 53

1. How many main parts is the fuselage divided into?. a. Three. b. Four. c. Five. d. Six.

2. What are the names of the main parts that make up the fuselage?. a. Forward, center, rear, cone. b. Nose, forward, center, rear, cone. c. Upper, lower, middle, aft, tip. d. Front, back, middle, aft, end.

3. How does the length of the A321 forward fuselage compare to the A320, and which frames does the additional section (14A) extend between?. a. It's eight frame bays longer, extending between Fr 35 and Fr 35.8. b. It's five frame bays longer, extending between Fr 47 and Fr 47.5. c. It's three frame bays shorter. d. It's four frame bays shorter.

4. The fuselage of the Airbus A320 is divided into five main parts. (True/False). a. True. b. False.

5. The forward fuselage of the A321 is longer by eight frame bays compared to the A320, and it includes an additional section between frames (Fr) 35 and 35.8. (True/False). a. True. b. False.

6. The A319 forward fuselage is four frame bays shorter than the A320. (True/False). a. True. b. False.

7. An additional emergency exit is installed on both sides of the A319 in section 15 to accommodate a cabin capacity of at least 160 passengers. (True/False). a. True. b. False.

8. The nose forward fuselage contains the nose landing gear bay and access and service door cutouts. (True/False). a. True. b. False.

9. The nose landing gear bay is shaped by three machined panels reinforced by horizontal and vertical extruded sections attached to the corresponding frames. (True/False). a. True. b. False.

10. The central panel of the lower fuselage in the nose forward fuselage contains an opening for access between Fr 3 and 5 and the opening for the nose landing gear bay between Fr 9 and 20. (True/False). a. True. b. False.

11. What is the extent of the cone/rear fuselage section, measured in frame numbers?. a. Fr 65 to Fr 90. b. Fr 70 to Fr 87. c. Fr 60 to Fr 80. d. Fr 50 to Fr 75.

13. How is the tail cone unit connected to section 19?. a. By four lugs and one spigot. b. Welded joints. c. Glue and rivets. d. Bolted connections.

14. What is the primary function of the engine pylons installed under each wing?. a. To support the engine. b. To house electrical wiring. c. To support the nacelle. d. To store fuel.

15. Which part of the pylon primarily houses most of the systems connected with the engine?. a. Secondary structure. b. Primary structure. c. Fairings. d. Fan cowl doors.

16. How many points attach the pylon box to the wing?. a. Three. b. Four. c. Two. d. Five.

17. What components make up the stabilizers?. a. Trimmable Horizontal Stabilizer (THS), elevators, vertical stabilizer, and rudder. b. Wings, ailerons, flaps, and slats. c. Engines, pylons, and nacelles. d. Landing gear and doors.

18. What is the main structure of the Trimmable Horizontal Stabilizer (THS)?. a. Spar boxes. b. Elevators. c. Leading edge. d. Trailing edge.

19. What are the primary functions of the engine pylons installed under each wing of the aircraft?. a. To support the engine, to transmit the engine thrust, to enable the routing and attachment of all the systems connected with the engine. b. To provide additional lift to the aircraft, to house the landing gear, to store fuel. c. To provide structural support to the wing, to house the pilot, to store luggage. d. To house the aircraft's avionics, to support the hydraulic system, to provide additional fuel storage.

21. How many points support the engine on the pylon box?. a. Two points. b. One point. c. Three points. d. Four points.

22. The hinge fittings of thrust reverser doors are installed on the forward fairing (secondary structure) of the pylon. a. True. b. False.

23. The pylon box is attached to the wing at two points. a. True. b. False.

24. The aft engine to pylon attach fitting is located at Rib 4 for the CFM 56-5 engine configuration. a. True. b. False.

25. Stabilizers include wings, flaps, slats, and ailerons. a. True. b. False.

26. The adjustment of the angle of incidence of the THS is achieved by a hydraulic actuator. a. True. b. False.

27. There are two spar boxes in the Trimmable Horizontal Stabilizer (THS). a. True. b. False.

28. The center joint in the spar box assembly is made from aluminum. a. True. b. False.

29. The leading edge of the Trimmable Horizontal Stabilizer (THS) includes avionics and hydraulics. a. True. b. False.