A320 TO A321 DIFFERENCES 528.What happen during the RAT retraction? (B1) A. The red light comes on during RAT retraction and goes off when the RAT is retracted and locked. B. The green light comes on when the RAT is retracted and locked. C. The red light goes off when the ARM switch set to OFF. 529.What happen if the stow switch is release before the RAT is fully retracted? (B1) A. The RAT continuously retracts. B. The RAT will return to the fully extended position. C. The RAT locked in the existing position. 530.The potable water is located at: (A,B1,B2) A. L/H behind the rear cargo compartment. B. R/H behind the forward cargo compartment. C. R/H behind the rear cargo compartment. 531.If the cabin emergency door is opened from outer side with the escape slide in ARMED mode. (A,B1,B2) A. The ARMED mode of the escape slide changes to DISARMED mode as well as passenger door. B. The escape slide will deploy. C. The door can not be opened. 532.For the emergency exits door, which device makes sure that the locking shaft mechanism is always in the over centered position? (B1) A. The spring unit. B. The control mechanism. C. The locking hook. 533. Where the escape slide pack of cabin emergency door located? (A,B1,B2) A. Holds on the door. B. Holds in a container underneath the door. C. Holds on the overhead stowage compartment. 534.Where the inflation reservoir of the emergency exits door located? (A,B1,B2) A. At the bottom of the door. B. In the overhead stowage compartment. C. In the AFT cargo compartment. 535.What is purpose of the ECON FLOW pushbutton? (B1,B2) A. To allows the cockpit to select 80%, 100% or 120% of the nominal airflow. B. To permits economic or normal pack flow according to the number of the passenger and ambient condition. C. When ON is selected the normal flow provides 20% more than economic flow. 536.The HOT AIR pushbutton switch of the cargo ventilation panel controls: (B1,B2) A. Blower fan. B. Aft cargo door. C. Pressure Regulating Valve.
537.Are main pumps running while the center tank is transferring? (B1,B2) A. Yes, main pumps are always running. B. No, only when the center tank is empty. C. No, because of center tank pump priority 538.Engine LP valve closes when: (B1,B2) A. The fuel booster pump pressure decrease. B. The engine is shut down or the ENG FIRE pushbutton is released out. C. The engine fire detection system detects an engine fire. 539.The APU can normally be supplied with fuel by: (A,B1,B2) A. Only the APU pump. B. Only the LH main pumps. C. LH main pumps or APU fuel pump. 540.What happen if a high level is detected? (A,B1,B2) A. A warning is triggered: too much fuel. B. The corresponding REFUEL valve closes. C. All refueling operations are stopped. 541.In which tanks are temperature sensors fitted? (B1,B2) A. Center tank. B. Wing tanks and center tank. C. Wing tank 542.What is purpose of the IDG SHUT-OFF sensor? (B1,B2) A. To stop the cooling fuel recirculation. B. To stop the center tank transfer valves. C. To restart cooling fuel recirculation. 543.What happen if one channel of the FQIC fails? (B1,B2) A. Half of the quantity indicating data is no longer available. B. FQIS operates normally, only CFDS report will indicate failure. C. Fuel warning is triggered in addition of CFDS report. 544.What happen if a quantity probe fails? (B1,B2) A. Corresponding tank quantity display flashes. B. Quantity indication disappears. C. Quantity indication remains the same. 545.What does the MODE SEL pushbutton control? (B1,B2) A. Center tank transfer valves and wing tank pump only. B. Center tank transfer valves only. C. Wing tank pump only. 546.When the center tank is empty, in AUTO MODE, the center tank transfer valves: (B1,B2) A. Must be manually switched OFF after 5mn. B. Stop automatically and wing tank pumps start running. C. Closed automatically after a time delay of 5mn. 547.Which tanks are the main supply tanks? (A,B1,B2)
A. B. C.
Wing tanks. Center (transfer) tank. Outer cells.
548.Where are the Wing Tip Brake located? (B1,B2) A. At the wing tips. B. Between the tracks 3 and 4 in each wing. C. Attached to track 4 offset gearbox. 549.Where are the torque limiters located? (B1) A. On the actuator offset gear box. B. On the actuator drive lever. C. On the steady bearing. 550.How many valves are used during the draining operation of water system? (A,B1,B2) A. One. B. Two. C. Three. 551.The automatic drain valve of the hydraulic reservoir pressurization unit. (B1,B2) A. Opened when at least one engine or APU running. B. Opened after each engine or APU shutdown. C. Closed after both engines and APU shutdown. 552.How many fuel Manual Magnetic Indicators are there (MMI)? (B1,B2) A. Five in each wing tank and one in the center tank. B. Six in each wing tank and two in the center tank. C. Seven in each wing tank and one in the center tank. 553.How are the cargo smoke detectors connected to the SDCU? (B2) A. In parallel. B. In series. C. In a loop. 554.How many smoke detectors are installed in the AFT cargo compartment? (B1,B2) A. Two. B. Four. C. Six. 555.When the cargo fire test pushbutton is pressed and held, which conditions are simulated? (B1,B2) A. A smoke only. B. A bottle pressure drop only. C. Both. 556.Where is the cargo fire extinguisher bottle located? (B1,B2) A. In the FWD cargo compartment. B. In the AFT cargo compartment. C. In the AFT section of the aircraft. 557.How many cargo fire extinguishers bottle are installed on the aircraft? (B1,B2)
A. B. C.
One. Two. Three.
558.What happens if smoke is detected in a cargo compartment? (B1,B2) A. SMOKE light comes on + Continuous Repetitive Chime + MASTER WARNING + ECAM message. B. The CIDS duplicates the cargo smoke warning to the cabin. C. Lights come on. 559.What happens if the SDCU is faulty? (B1,B2) A. The lavatory smoke detection is inoperative. B. The cargo smoke detection is inoperative. C. Both A and B with Single Chime + MASTER CAUTION + ECAM message. 560.What happen on A321 aircraft If a fuel tank overflows during a refuel or a fuel transfer and fuel has entered the vent surge tanks (B1,B2) A. A jet pump moves the fuel into the related wing tank outer cell. B. A jet pump moves the fuel into the related wing tank inner cell. C. The clack valves let the fuel return to the related wing tank. D. A booster pump will collect the fuel back to inner cell when underfull is detected in the inner cell. 561.When in all A321 aircraft tanks are full of fuel, what happen if: Tank pumps are running; XFR valve mode selector in Manual; XFR valve pushbuttons are pressed in. (B1,B2) A. XFR valve closed to stop the fuel transfer to wing tanks. B. XFR valve open and the fuel transfer to wing tanks. C. XFR valve open but the fuel does not transfer to wing tanks. D. Tank pump does not provide fuel flow to XFR valve. 562.Which cabin emergency exits door can be used as passenger door? (A,B1,B2) A. All emergency exits doors B. Two FWD emergency exits doors C. Two AFT emergency exits doors D. FWD L/H emergency exits doors 563.What happen when the emergency exit door of A321 aircraft is opened from the outside and slide system is armed? (A,B1,B2) A. The locking mechanism is blocked B. The escape slide will deploy C. The slide system is disarmed D. There is no possibility to open the door from the outside 564.Is it possible to fill the A321 aircraft water tank without electrical supplied? (A,B1,B2) A. Yes, fill/overflow drain valve can operate manually B. Yes, but when finished you must manually return the control handle to the NORMAL position to close the fill/overflow drain valve C. No, because level transmitter can not send signal to close the fill/overflow drain valve D. No, because the fill/overflow drain valve operate electrically
565.The cargo hot air pushbutton switch control the: (B1,B2) A. Blower fan. B. Aft cargo door. C. Pressure Regulating Valve. 566.How are the cargo smoke detectors connected to the SDCU? (B1,B2) A. In parallel B. In series C. In a loop. 567.How many smoke detectors are installed in the FWd cargo compartment? (B2) A. Two B. Four C. Six D. Eight 568.How many smoke detectors are installed in the AFt cargo compartment? (B2) A. Two B. Four C. Six D. Eight 569.When the cargo fire test pushbutton is pressed and held, which conditions are simulated? (B1,B2) A. Smoke only B. Bottle pressure drop only C. Both 570.If smoke is detected in a cargo compartment what happen? (B1,B2) A. SMOKE lights comes ON + continuous repetitive chime + MASTER WARNING + ECAM message. B. The CIDS duplicates the cargo smoke warning to the cabin. C. Lights come on. 571.What happen if the SDCU is faulty? (B1,B2) A. The lavatory smoke detection inoperative B. The cargo smoke detection inoperative C. Both A and B with single chime + MASTER caution + ECAM message. 572.On A321 aircraft with tanks are the main supply tanks? (B1,B2) A. Wing tanks B. Center (transfer) tank C. Outer cells D. Inner cells 573.The APU of A321 aircraft can normally be supplied with the fuel by: (A,B1,B2) A. Only the APU pump B. Only the LH main pumps C. LH main pumps or APU fuel pump
574.When the center tank is empty, in AUTO MODE, the center tank transfer valves: (B1,B2) A. Must be manually switched OFF after 5 mn. B. Stop automatically and wing tank pumps start running. C. Close automatically after a time delay of 5mn. 575.The vent float valve in fuel tank of A321 aircraft (B1) A. Prevents fuel from entering the vent surge tank. B. Allows fuel to drain from the vent line. C. Maintains the fuel tanks pressurized. 576.To which tank does the recirculated fuel return? (B1) A. Wing tank near rib 16. B. Center tank. C. Wing tank collector box. 577.What happens if the fuel level in the wing tank drops to the low level sensor? (B1) A. The Fuel Diverter and Return Valve closes B. The Fuel Diverter and Return Valve opens C. The wing tank pumps stop 578.The fuel suction VALVE OF A321 aircraft is in operation, therefore: (B1) A. The two wing tank pumps are in operation. B. Only one wing tank pump supplies the engine. C. Both pumps are stopped. 579.With the X-FEED valve open, both engines running and the pumps in the left wing tank stopped, the fuel transfer from the center tank: (B1) A. Stop if the cross-feed valve is open B. Continues, but only to the right hand tank. C. Remains unchanged 580.In which tanks are temperature sensor fitted? (B1,B2) A. Center tank B. Wing tanks and center tank C. Wing tanks 581.What kind of design is the compressor for APS APU? (B1) A. Two stage centrifugal compressor design. B. Single stage centrifugal compressor design. C. Two stage axial compressor design 582.What kind of design is the turbine for APS APU? (B1) A. Two stage centrifugal turbine design. B. Single stage centrifugal turbine design. C. Two stage axial turbine design 583.On A321 aircraft emergency exits door, When does the damper and emergency operation cylinder work as an actuator? (B1) A. When the slide control handle is in DISARMED position. B. When the door is fully closed. C. When the arming lever is in the ARMED position.
584.On a321 aircraft emergency exits door, Which device transfers the operation of the outboard handle to the ARM/DISARM unit? (B1) A. The release shaft assembly B. The transmission shaft C. The intermediate shaft. ATA 71-80: V2500 ENGINE – DIFFERENCE. 684.Features of V2530-A5 engine are: (A,B1,B2) A. Two spools, axial flow, annular combustor and mixed exhaust. B. Two spools, radial flow, annular combustor and mixed exhaust. C. Two spools, axial flow, annular combustor and separated exhaust. D. Two spools, axial flow, tubular combustor and mixed exhaust. 685.“V2530-A5” means: (A,B1,B2) A. Engine is rated at max thrust of 25300 lbs to install in the Airbus A/C. B. Engine is rated at max thrust of 30000 lbs to install in the Airbus A/C. C. Engine is rated at max thrust of 25000 lbs to install in the Airbus A/C. 686.The engine exhaust directs rearwards? (A,B1,B2) A. Fan air discharge. B. Engine core exhaust. C. Both fan air discharge and the engine core exhaust. 687.Reverser cowling: (A,B1,B2) A. Is attached to the engine core by 6 hinges each half. B. Is hold closed by 5 single latches. C. Should be opened/closed using the Auxiliary latch assembly. 688.Each half of reverser cowl c duct: (A,B1,B2) A. Is held closed by 4 latches. B. Is held open by a single hold open rod. C. Is held open by two hold open rods. 689.Fan cowls: (A,B1,B2) A. Must be held open by both struts each when the wind is more than 26 knots (30 mph). B. Should be opened by releasing 6 latches in sequence from the front to the rear. C. Must always be held open by both struts each. 690.The H.P. Compressor has how many stages? (A,B1,B2) A. Twelve. B. Ten. C. Fourteen. 691.Identify the number of blades in one engine fan set? (A,B1,B2) A. Thirty three (33) B. Twenty two (22) C. Thirty two (32) 692.What statement is NOT correct? (A,B1,B2) A. Fan stage has 22 fan blades. B. Fan stage has 24 fan blades.
C. Engine is constructed by 05 modules. D. Gearboxes are driven by HP shaft. 693.The air starter valve access panel is on? (A,B1,B2) A. RH fan cowl. B. LH fan cowl C. RH reverser cowl. D. Out board fan cowl. 694.Aerodynamic station 2.5 means: (B1,B2) A. LPC Outlet guide vanes exit. B. Fan Outlet guide vanes exit. C. LPC inlet. D. LPT exit. 695.The compressor stage N0 12 is? (B1) A. The 12th stage of the HPC. B. The 10th stage of the HPC. C. The 7th stage of the HPC. 696.EGT thermal couples are at? (B1,B2) A. HPT area. B. First stage of LPT. C. Exhaust area. 697.P2 pressure signal: (B1,B2) A. Are supplied directly to EEC at the bottom pressure connection. B. Are supplied to EEC as digital electronic signal. C. Are supplied to EEC from ADIRS computers. 698.What information contained in the engine Data Entry Plug? (B1,b2) A. N1 Modifier; EPR Modifier; Engine S/N; Engine rating. B. EPR Modifier; Engine S/N; EEC P/N. C. EPR Modifier; Engine S/N; Engine rating; EEC P/N. D. EPR Modifier; Engine S/N; Engine rating. 699.What is the engine pressure ratio (EPR)? (B1,B2) A. The ratio of P2 – P3. B. The ratio of P3 – P2. C. The ratio of P4.9 – P2. D. The ratio of P4.9 – P3. 700.Is the L.P. compressor bleed valve (BSBV)? (B1) A. Multi – ports. B. Annular. C. Two positions slider. 701.When open, where does the bleed valve direct airflow? (B1) A. BSBV to bypass flow; stages 7 & 10 valves into the A/C bleed system. B. All valves discharge overboard directly. C. To Bypass flow all. D. BSBV to bypass flow; stages 7 & 10 valves discharge overboard directly.
702.The airflow control system is a combination of which sub-SYSTEMS? (B1) A. Stage 7 and 10 Bleed valves and aircraft service bleed. B. BSBV, HPC VSV and stage 7 & 10 Bleed valves. C. HPC VSV, BSBV and stages 5 & 8 bleed valves. 703.Which bleed valve is (are) fully modulating? (B1) A. Stage 7 valves. B. Stage 2.5. C. Stage 10 valve. D. All of the above. 704.How many bleed valves are there to control the HPC air flow? (B1) A. Three 10th stage valves and one 7th stage valve. B. Three 7th stage valves and one 10th stage valve. C. One 10th stage valves and one 7th stage valve. 705.Servo pressure to operate HPC stage 7 & 10 bleed valves is from? (B1) A. P 2.5 bleed pressure. B. Servo fuel pressure from FMU. C. Air pressure from stage 10th HPC D. P3 air pressure. 706.The HPC stage 7 & 10 bleed valves is controlled? (B1) A. By eec through respective solenoids. B. By eec through respective torque motors. C. Pneumatically using 10th stage air pressure. 707.What is (are) the indications in case of metallic parts in the common scavenge oil pipe? (B1) A. Only a popped clogging indication on the electrical chip detector indicator. B. An ECAM warning and a popped clogging indication on the electrical chip detector indicator. C. There is no indication. 708.Engine oil flow: (B1) A. Always pass totally through the ACOC at all HMS modes. B. Either totally or Not pass through ACOC depending on HMS modes. C. Either partly or Not pass through ACOC depending on HMS modes. D. Depending on the ACOC valve position. 709.What does the ACOC valve regulate? (B1) A. The engine oil flowing through the ACOC. B. The flow of fan air crossing the ACOC. C. The flow of ram air crossing the ACOC. D. Both engine oil and flow of fan air. 710.Engine oil system is ventilated at? (B1) A. RH fan cowl breather outlet. B. LH fan cowl breather outlet. C. Engine center body exhaust.
711.Has the oil pressure filter a pop out indicator fitted? (A,B1,B2) A. Yes. B. No. C. There is no pressure filter in the system. 712.Which filters in the oil system have associated “filter clog” messages on the ECAM? (A,b1,B2) A. Pressure Scavenge and Scavenge strainers. B. Pressure only. C. Scavenge only. 713.Which normal indications are displayed on the ECAM for the oil system? (A,b1,B2) A. Oil differential pressure, oil temperature, oil tank quantity. B. Oil temperature, oil pressure. C. Oil differential pressure, oil quantity, 714.The ECAM oil pressure indication is? (B1,B2) A. Pump delivery pressure. B. Pressure pump — scavenge pump differential pressure. C. Pressure pump delivery — No 4 bearing scavenge. 715.What is the purpose of the No 4 bearing scavenge valve? (B1) A. Scavenge No 4-bearing compartment. B. Controls the venting/scavenge flow of air/oil mixture to the de-oiler. C. Controls the ACAC (buffer) air flows for No 4 bearing compartment. 716.What does the HMS heat and cool? (A,B1,B2) A. Fuel, engine oil and IDG oil. B. Engine oil and IDG oil. C. Fuel only. D. Fuel and engine oil. 717.The HMS has how many modes? (B1) A. One B. Four C. Five 718.In which HMS mode does the ACOC valve fully close? (B1) A. Mode 1. B. Mode 3. C. Mode 5. 719.What is the failed safe position of the ACOC valve? (B1) A. Fully opened. B. Fully closed. C. Stay at the last position. 720.The EEC controls the HMS with? (B1) A. ACOC modulating valve and FD&RV and IDG FCOC. B. ACOC modulating valve; FD&RV; IDG FCOC; FCOC. C. ACOC modulating valve and FD&RV. D. ACOC modulating valve; FD&RV and FCOC.
721.The combined fuel diverter and return to tank valve (FD&RV) is located on? (B1) A. The HP fuel pump case. B. FCOC case. C. IDG FCOC case. D. ACOC case. 722.How the Nose Cone (Spinner) is anti-iced? (A,B1,B2) A. Electrically. B. Pneumatically. C. Neither electrically nor pneumatically. D. Not required. 723.What maintains the T/R in stow position for normal forward flight? (B1,b2) A. Hydraulic pressure to stow side of actuator piston. B. Mechanical locks on the piston of the lower actuators. C. Lockout pins inserted into the translating cowls. 724.What senses movement of the T/R translating sleeve? (B1,B2) A. The hydraulic pressure switch inside the HCU. B. The LVDT’s on the upper actuators. C. The proximity switches on the locking actuators. D. The LVDT’s on the lower actuators. 725.How is movement of the two T/R translating cowls synchronized? (B1) A. A double latch assembly between the left and right cowl. B. A flexible drive cable between the actuators. C. A combination of all “C” ducts latches and flexible drive cables. D. A combination of the double latch and flexible drive cables. 726.The lower actuators can be unlocked: (B1) A. Manually only. B. Hydraulically only. C. Manually or hydraulically. D. Manually and hydraulically. 727.In normal T/R operation, actuator unlocked condition is indicated by? (A,B1,B2) A. REV in green appears inside the EPR gauge. B. REV in amber appears inside the N1 gauge. C. REV in amber appears inside the EPR gauge. 728.The Air Cooled Air Cooler (ACAC) or Buffer cooler is located? (B1) A. On the fan case. B. On the Common Nozzle Assembly. C. On the H.P. turbine case. 729.The Overspeed valve and the PRSOV in the fmu are opened by? (B1) A. Signals from the EEC to a modulating torque motor. B. Signals from the EEC to a micro switches. C. Metered fuel pressure. 730.Fuel samples can be taken from? (A,B1,B2)
A. The LP fuel filter cover. B. The LP fuel pump case. C. The HP fuel pump outlet. 731.How the Fuel distribution valve works? (B1) A. It follows the EEC demand. B. It is electrically controlled by EEC and fuel pressure operated C. There’s no control of the valve. 732.Where is the aircraft services, engine pneumatic system check valve positioned? (B1) A. Stage 10 offtake, engine left side. B. Stage 7 offtake, engine right side. C. Stage 7 offtake, engine left side. 733.The N1 speed signal is sensed from? (B1,B2) A. Speed probes interacting with a phonic wheel in the front bearing compartment. B. A tachometer generator fitted into the accessory gearbox. C. Speed probes located in the LP Turbine. 734.The indicated N2 speed is measured from? (B1,B2) A. Speed probes and a phonic wheel. B. EEC computes value from frequency of 1 phase of the dedicated alternator (PMA) 3 phase output signal. C. A tachometer generator fitted into the accessory gearbox. 735.How many probes interact with the phonic wheel? (B1,B2) A. 4 - 3 Speed probes and a once per revolution probe. B. 3 - 2 Speed probes and 1 spare probe. C. 2 - 1 for Channel A and 1 for Channel B. 736.How many vibration sensors are installed on each engine? (B1,B2) A. Two, one in bearing N0 1 compartment, one on the Turbine Rear Frame. B. One dual sensor on the intermediate case. C. One sensor on the fan case. 737.Which engine parameters are displayed on the ECAM upper display? (A,B1,B2) A. EPR, N1 & N2. B. N1, N2, EPR, oil pressure, oil temperature. C. N1, N2, EPR & EGT. 738.Air is supplied to the HPT Active Clearance Control system from? (B1) A. The ram air. B. The HP Compressor stage 9. C. The Fan delivery. 739.When and how is the P2/T2 probe heated? (B1,B2) A. Continuously when the engine is running B. Only if selected by the pilot by 115v supply. C. Continuously at all conditions, by stage 7 air. 740.The engine igniters are on? (B1,B2) A. RH of the engine.
B. LH of the engine. C. One is on the RH, one is on the LH of the engine. 741.Where is the air taken to cool the N0 4 bearing compartment? (B1) A. 10th stage HPC. B. 12th stage HPC. C. 7th stage HPC. 742.Engine naccelled temperature sensor is? (B1,B2) A. In the pylon area. B. In the fan area. C. In the core area. 743.The EEC controls the ACC system via the torque motor located? (B1,B2) A. In side the FMU. B. On the ACC actuator. C. On the ACC valve body.
