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Worksheets1701-1800
Total questions: 100
Worksheet time: 50mins
Name
Class
Date
1.
1701. For engine anti-ice, the hot air is sprayed to (Level 2)
a)
a) The inlet cone
b)
b) The engine cowling
c)
c) The fan blades
2.
1702. Ice presents on wings can cause (Level 2)
a)
a) Blocked Air data probes and more A/C weight
b)
b) Frozen water and more A/C weight
c)
c) Poor Aerodynamic and more A/C weight
3.
1703. The wing anti ice valve (Level 3)
a)
a) Controlled by electrical
Operated by bleed air
b)
b) Controlled by bleed air
Operated by electrical
c)
c) Controlled and operated by electrical
4.
1704. Ice formation on wings is due to. (Level 3)
a)
a) Suspended ice crystals melting on contact with the wing and instantly freezing.
b)
b) Ice crystals forming layers on contact with the wing.
c)
c) Supercooled water changing state on contact with the wing.
5.
1705. Windshield rain repellent is applied. (Level 3)
a)
a) When rain is on windows and spread by wipers.
b)
b) Before rain and spread on window surface by wipers.
c)
c) When in heavy rain so vision is unobscured.
6.
1706. How many LDG with normal aircraft? (Level 1)
a)
a) 3
b)
b) 2
c)
c) 4
7.
1707. Why all jet aircraft have a nose wheel LDG than a tail wheel LDG? (Level 1)
a)
a) Bigger
b)
b) Directional stability
c)
c) Easy for take off
8.
1708. Where is the CG of the A/C with nose wheel LDG? (Level 1)
a)
a) Near nose wheel LDG
b)
b) Behind of main wheels
c)
c) In front of main wheels
9.
1709. Which is the most advantage of A/C with nose wheel LDG than a tail wheel LDG during landing? (Level 2)
a)
a) Landing at high speed without nosing over
b)
b) Absorb more force impact
c)
c) Landing with short runway
10.
1710. Do a jet airplane have a brake in the nose LDG? (Level 1)
a)
a) Yes
b)
b) No
c)
c) Has brakes in all LDGs
11.
1711. Does nose LGD structure is bigger than main LDG? (Level 2)
a)
a) Yes
b)
b) Same size
c)
c) No
12.
1712. Where is the location of steering system in some old and slow aircrafts? (Level 2)
a)
a) Tail wheel
b)
b) Nose wheel
c)
c) Main wheels
13.
1713. How many ways to steer A/C on ground (Modern A/C)? (Level 2)
a)
a) By the Pedal only
b)
b) By the Pedal & the Tiller
c)
c) By the Tiller only
14.
1714. Which are the advantages with landing gears and doors retracted during flight? (Level 2)
a)
a) 1. Decrease the noise.
2. Decrease the parasite drag.
3. Give higher airspeed.
b)
b) 2. Decrease the parasite drag.
3. Give higher airspeed.
4. Lower fuel consumption.
c)
c) 1. Decrease the noise.
2. Decrease the parasite drag.
3. Give higher airspeed.
4. Lower fuel consumption.
15.
1715. What power supply to operate the LDGs (large A/C)? (Level 2)
a)
a) Hydraulic
b)
b) Electric
c)
c) Pneumatic
16.
1716. How many ways to extension LDG? (Level 2)
a)
a) 1
b)
b) 2
c)
c) 3
17.
1717. What are purpose of the torsion (torque) links? (Level 3)
a)
a) 1. Permit the inner cylinder to move up and down in the outer cylinder.
b)
b) 2. Not permit the inner cylinder to rotate 90° in the outer cylinder.
c)
c) 1. Permit the inner cylinder to move up and down in the outer cylinder.
2. Not permit the inner cylinder to rotate in the outer cylinder.
18.
1718. Which components send signal to show LDG down and locked position? (Level 3)
a)
a) Downlock sensors
b)
b) Retraction sensors
c)
c) Uplock sensors
19.
1719. For safety reason, what should mechanic do during working in LDG system on ground? (Level 3)
a)
a) Confirmed LDG down
b)
b) Installed the LDG safety pin (devices)
c)
c) Checked condition of hydraulic system
20.
1720. After finishing work on LDG area, which step mechanic must check before A/C depart? (Level 2)
a)
a) Installed the LDG safety pins
b)
b) Connected the headset for standby
c)
c) Removed all LDG safety pins
21.
1721. During Transit check, found hyd leaks over limit from shock struts, no spare, no time, what should CRS decides to do? (Level 3)
a)
a) Actives the spare gland seal
b)
b) Declares AOG
c)
c) Do nothing after cleaning
22.
1722. What is the basic unit for light intensity? (Level 1)
a)
a) Candela
b)
b) Watts
c)
c) Ampere per hours
23.
1723. Lux is measured in (Level 1)
a)
a) Lm/cd
b)
b) Lm/(cd)^2
c)
c) Lm/(m^2)
24.
1724. Strobe lights will produce enough charge when receive enough (Level 1)
a)
a) 28V DC or 115V AC
b)
b) 115V DC or 28V AC
c)
c) 28V DC or 28V AC
25.
1725. What does "LED" stand for? (Level 1)
a)
a) Light Emitting Diode
b)
b) Light Exhausting Diode
c)
c) Linen Emitting Diode
26.
1726. When replacing halogen lamps, we must (Level 2)
a)
a) Lub the cover of the light
b)
b) Wear gloves
c)
c) Nothing to worry about
27.
1727. Before applying maintenance for HID lamp, we should wait (Level 2)
a)
a) 10 mins after switching off
b)
b) 6 mins after switching off
c)
c) 3 mins after switching off
28.
1728. In what position should the selector switch be for a standby and emergency lighting system during flight. (Level 2)
a)
a) ON&OFF
b)
b) ARMED
c)
c) ON
29.
1729. How many methods can produce LEDs color? (Level 2)
a)
a) 2 methods
b)
b) 3 methods
c)
c) 1 only
30.
1730. Which of the following descriptions of the Landing lights is correct? (Level 2)
a)
a) Support flight crew to see the area ahead of the aircraft during the final stages of landing.
b)
b) The landing lights provide a very intense, narrow beam of white light which is normally directed at a fixed angle in relation to the aircraft
c)
c) Support flight crew to see the area ahead of the aircraft during the final stages of landing and provide a very intense, narrow beam of white light which is normally directed at a fixed angle in relation to the aircraft.
31.
1731. What is the typical power rating of taxi light? (Level 2)
a)
a) 250 watts
b)
b) 20 watts
c)
c) 1250 watts
32.
1732. What is the purpose of aircraft external lighting? (Level 2)
a)
a) Allow the aircraft to be clearly visible from the outside during operations in the air and on the ground
b)
b) For everyone outside the Aircraft can see the Aircraft
c)
c) Providing the crew and Passengers with a sufficient view of the outside world to operate safely.
33.
1733. Navigation lighting under JAR part 23 and 25 par 1385 and 1397 regulations has to (Level 2)
a)
a) RED = Left wing tip; GREEN = Right wing tip; WHITE = The tail light
b)
b) RED = Right wing tip; GREEN = Left wing tip; WHITE = The tail light
c)
c) RED = Left wing tip; GREEN = The tail light; WHITE = Left wing tip
34.
1734. Emergency floor lighting system is inoperative, then (Level 3)
a)
a) The aircraft is allowed to fly empty to a main base
b)
b) The aircraft is allowed to fly in daylight conditions only
c)
c) It's fine for pilot to keep flying, repair later
35.
1735. Which of the following lights belongs to the cockpit? (Level 3)
a)
a) Flood light, storm lighting, pedestal light, work lamps, map light, emergency light, smoke light
b)
b) Flood light, storm lighting, pedestal light, work lamps, map light, console light
c)
c) Reading light, Return to seat light, pedestal light, work lamps, map light, console light
36.
1736. The power supply for the landing lights is normally? (Level 3)
a)
a) 24v DC and the power rating will be around 600 watts.
b)
b) 28v AC or DC and the power rating will be around 600 watts.
c)
c) 115V AC and the power rating will be around 600 watts.
37.
1737. Which of the following descriptions of the internal lights is correct? (Level 3)
a)
a) The internal lights must enable the flight crew to operate the aircraft safely
b)
b) The cabin crew to carry out their duties effectively and allow adequate lighting for the passengers to be comfortable in normal aircraft operation.
c)
c) The internal lights must enable the flight crew to operate the aircraft safely, the cabin crew to carry out their duties effectively and allow adequate lighting for the passengers to be comfortable in normal aircraft operation.
38.
1738. Which is the international standard atmosphere at sea level? (Level 1)
a)
a) 15°C, 760mmHg
b)
b) 18°C. 760mmHg
c)
c) 15°C, 800mmHg
39.
1739. When the A/C is cruising, how much pressure is the cabin pressure maintain? (Level 1)
a)
a) 6000 feets
b)
b) 8000 feets
c)
c) 10000 feets
40.
1740. Normally, Oxygen is advantaged, but one thing is disadvantages. What is it? (Level 1)
a)
a) Difficult to catch fire
b)
b) Difficult to store
c)
c) Easily go up in flames
41.
1741. What kind of container for crew oxygen system? (Level 2)
a)
a) Package container
b)
b) Portable cylinders
c)
c) Bottle cylinders
42.
1742. What kind of container for Pax. oxygen system? (Level 2)
a)
a) Package container
b)
b) Portable cylinders
c)
c) Bottle cylinders
43.
1743. How is the crew oxygen bottle pressure checked? (Level 3)
a)
a) Direct in press gage only
b)
b) In Ecam (Door/oxy page) only
c)
c) Direct in press gage or in Ecam (Door/oxy page)
44.
1744. Which is the max value of the crew oxygen pressure? (Level 2)
a)
a) 1500 psi
b)
b) 2600psi
c)
c) 1850 psi
45.
1745. Which pressure value does the green Disk burst (discharge)? (Level 2)
a)
a) 2600 psi
b)
b) 1850 psi
c)
c) 1500 psi
46.
1746. On Airbus Aircraft, how does the oxygen system supply to cockpit? (Level 3)
a)
a) Always available
b)
b) Push the crew supply switch
c)
c) Pull the lanyard in masks
47.
1747. How many way to deploy the Pax oxygen masks? (Level 3)
a)
a) 1
b)
b) 2
c)
c) 3
48.
1748. What is the pneumatic energy used for main system of aircraft? (Level 1)
a)
a) 1. Engines starting.
2. Cabin pressurization and air conditioning.
3. Wing anti-icing.
4. Water reservoir pressurization.
5. Hydraulic reservoir pressurization.
b)
b) 1. Engines starting.
3. Wing anti-icing.
4. Water reservoir pressurization.
5. Hydraulic reservoir pressurization.
c)
c) 1. Engines starting.
2. Cabin pressurization and air conditioning.
5. Hydraulic reservoir pressurization.
49.
1749. In the pneumatic system, does air pressure and temperature always change in the different consumers? (Level 1)
a)
a) Decrease
b)
b) As constant
c)
c) Increase
50.
1750. How many the pneumatic sources supply the air pressure for the aircraft? (Level 2)
a)
a) 1
b)
b) 2
c)
c) 3
51.
1751. How many the pneumatic sources supply the bleed air during flight? (Level 2)
a)
a) 2
b)
b) 1
c)
c) 3
52.
1752. What does EBA stand for? (Level 2)
a)
a) Economic Bleed Air
b)
b) Engine Bleed Air
c)
c) External Bleed Air
53.
1753. For engines bleed air, how many stages supply bleed air? (Level 3)
a)
a) 1
b)
b) 3
c)
c) 2
54.
1754. Do we need the pressure regulator valve for APU bleed air supply? (Level 2)
a)
a) No need
b)
b) Yes, only one
c)
c) Yes, combine with a check valve
55.
1755. Can we use directly bleed air from engines for air conditioning? (Level 2)
a)
a) Yes
b)
b) Can use with a pre-cooler
c)
c) Can not use at all
56.
1756. How can cool down the bleed air from engines? (Level 2)
a)
a) No need cool down
b)
b) Use the water system
c)
c) Via a pre-cooler by Fan air
57.
1757. Which component allows to transfer Bleed air from one engine to other one? (Level 1)
a)
a) Crossbleed valve
b)
b) Check valve
c)
c) Shuttle valve
58.
1758. How can you know leak in pneumatic duct? (Level 1)
a)
a) Do not know
b)
b) A leak detection system
c)
c) Check the pressure value in duct system
59.
1759. How is the pneumatic system controlled? (Level 2)
a)
a) Automatic only
b)
b) Manual only
c)
c) Either manually via the pneumatic control panel in the cockpit or automatically by the pneumatic controller.
60.
1760. Bleed valve is which kind of valve? (Level 3)
a)
a) A butterfly type and pneumatic operated
b)
b) Solid type with pneumatic operated
c)
c) Butterfly type with electric operated
61.
1761. What kind of valve to protect the pneumatic system by too high pressure built up? (Level 3)
a)
a) Pressure regulator valve
b)
b) Overpressure valve
c)
c) Check valve
62.
1762. Where are the overheat detection sensors installed?
1. the pylon ducts.
2. the pneumatic wing ducts.
3. the ducts in the fuselage.
4. the APU duct. (Level 3)
a)
a) 1, 2, 3
b)
b) 2, 3, 4
c)
c) 1, 2, 3, 4
63.
1763. What is the component to monitors and controls pneumatic system? (Level 2)
a)
a) Bleed air computer
b)
b) Pneumatic controller
c)
c) Flight warning computer
64.
1764. How many sub-system in ATA38? (Level 1)
a)
a) 3
b)
b) 2
c)
c) 1
65.
1765. What kind of material does the water tank make? (Level 1)
a)
a) Aluminum
b)
b) Glass fibre reinforced plastic.
c)
c) Titanium
66.
1766. How the cold water become the hot water for lavatory users? (Level 2)
a)
a) By hot air
b)
b) By hot water source
c)
c) By water heater
67.
1767. What is the pressure source pressurize the water system? (Level 2)
a)
a) Bleed air & Elec. Air compressor
b)
b) Ram air
c)
c) Electrical air motor
68.
1768. What should you do before replacing a component in water system? (Level 2)
a)
a) Pressurized system
b)
b) Depressurized system
c)
c) Do nothing with air pressure of system
69.
1769. Where can you do servicing water system (Filling)? (Level 1)
a)
a) In Fwd Galley
b)
b) In Aft Galley
c)
c) In water servicing panel
70.
1770. How can you know the water tank is full? (Level 2)
a)
a) The full light in service panel & on Attendant Panel
b)
b) The full light in Hydraulic service panel
c)
c) On all cabin crew stations
71.
1771. Where can you know the quantity of water tank? (Level 2)
a)
a) The full light in service panel
b)
b) On Attendant Panel
c)
c) Both the full light in service panel and on Attendant Panel at rear galey
72.
1772. What is the difference way to collect the waste water sys and toilet waste sys? (Level 3)
a)
a) Both collect into the waste tank
b)
b) Both drain via drain-masts
c)
c) Waste water drain via drainmast and toilet waste collect into the waste tank
73.
1773. Does drain masts be heated? (Level 3)
a)
a) Yes, by electrical
b)
b) No
c)
c) Yes, by hot air
74.
1774. How can Flush toilet system in modern aircraft? (Level 3)
a)
a) By a flush motor
b)
b) By a vacuum system
c)
c) By bleed air
75.
1775. AFDX in comparison to other data transfer formats, such as ARINC 629 and ARINC 429, has? (Level 1)
a)
a) Much higher data capability, reliability and fault tolerance.
b)
b) Much higher data capability, reliability
c)
c) Much higher data capability, fault tolerance.
76.
1776. The DUs give the following types of displays: (Level 2)
a)
a) PFD, ND, EICAS
b)
b) PFD, ND, EICAS, MFD
c)
c) ND, EICAS, MFD
77.
1777. A format that uses duplex switching for data transfer between modules is? (Level 3)
a)
a) AIMS
b)
b) IMA
c)
c) AFDX
78.
1778. Network components are the parts of the IMA system that allow: (Level 2)
a)
a) Data to be transferred into and out of the core system
b)
b) Data to be transferred into the core system
c)
c) Data to be transferred out of the core system
79.
1779. A "Backplane" is a? (Level 1)
a)
a) A propriety DEOS operating system
b)
b) System that is used for inter-module communication within a cabinet.
c)
c) An Independent Modules
80.
1780. The internal data transfer format for core-processor computers in IMA systems is? (Level 2)
a)
a) ARINC 653
b)
b) ARINC 664
c)
c) ARINC 429
81.
1781. IMA systems can be categorized into functions of? (Level 3)
a)
a) Cabin, utilities
b)
b) Utilities and cockpit
c)
c) Cabin, utilities and cockpit
82.
1782. A cabin intercommunication data system is used by? (Level 1)
a)
a) Flight attendants, Pilots, and Passengers
b)
b) Flight attendants, Pilots
c)
c) Pilots, and Passengers
83.
1783. What is the central processor of the cabin services system? (Level 1)
a)
a) ZMU
b)
b) CSS
c)
c) CSMU
84.
1784. After the installation of a modern IFE system, the most important post installation test would be to ensure that? (Level 2)
a)
a) Complete isolation of the IFE system and integrity of other aircraft systems is maintained.
b)
b) Complete isolation of the IFE system
c)
c) Integrity of other aircraft systems is maintained
85.
1785. Passenger Wi-Fi cabin network service, in comparison to hard wired data connections, have ______ data speed. (Level 2)
a)
a) Lower
b)
b) The same
c)
c) Higher.
86.
1786. Typical data speed for an aircraft Wi-Fi linked to a ground based system is _ Mbps. (Level 3)
a)
a) 20
b)
b) 10
c)
c) 30
87.
1787. Advantages of using WI-FI inside an aircraft cabin in comparison to hard-wired aircraft systems include: (Level 2)
a)
a) Higher speed, easier and improved access to data and information, Better accessibility throughout the aircraft cabin, Hard points are eliminated (Ethernet) for connection to the internet.
b)
b) Higher speed, easier and improved access to data and information, Better accessibility throughout the aircraft cabin,
c)
c) Better accessibility throughout the aircraft cabin, Hard points are eliminated (Ethernet) for connection to the internet.
88.
1788. In the 777 system, the main IFE computer is connected to the Cabin Services System via: (Level 3)
a)
a) An ARINC 628 data bus.
b)
b) An ARINC 629 data bus.
c)
c) An ARINC 429 data bus.
89.
1789. What is the purpose of an electronic flight bag? (Level 1)
a)
a) To access information that would traditionally have been found in various printed publications and carried aboard in a flight bag.
b)
b) To connect to DUs
c)
c) To connect to Eus
90.
1790. The two areas of the Network Server System
are known as _________and_________ (Level 2)
a)
a) On-board Information System and Open World
b)
b) Avionics World ; Open World
c)
c) On-board Information System and Avionics world
91.
1791. The three domains in the Network Server System are known as _________, ________ and ______________ (Level 3)
a)
a) Avionics domain; Flight operations; Cabin domain
b)
b) Avionics domain; Flight operations; Communications
c)
c) Avionics domain; Flight operations; Communications and cabin domain
92.
1792. The primary purpose of securing information in the Avionics World section of the On-Board Information System is what? (Level 2)
a)
a) To protect critical navigation data from corrupting malware or viruses.
b)
b) To protect critical navigation data from corrupting malware
c)
c) To protect critical navigation data from viruses.
93.
1793. State four examples of information which might be stored in an on-board Maintenance Information System? (Level 2)
a)
a) Maintenance manuals, wiring diagrams, parts catalogs, Airworthiness Direction
b)
b) CMM, wiring diagrams, parts catalogs, Airworthiness Direction
c)
c) Maintenance manuals, wiring diagrams, parts catalogs, service bulletins.
94.
1794. What signal alerts the flight crew of a high priority message from air traffic control? (Level 1)
a)
a) A Single chime
b)
b) A repetitive audible chime generated by the flight warning computer.
c)
c) A Single tone
95.
1795. What software system generates and transmits a request for an in-flight oceanic clearance? (Level 3)
a)
a) Air traffic control FANS A+ software via a multipurpose disk drive.
b)
b) ATSU router software
c)
c) Airline Operation Control software
96.
1796. Thrust force is measured in (Level 1)
a)
a) N (Newton)
b)
b) KN (kilo Newton)
c)
c) Both N and kN
97.
1797. Which engine sections use nickel base alloys as main material (Level 1)
a)
a) Pressure compressor, combustion section, high and low pressure turbines
b)
b) Pressure compressor, combustion section and low pressure turbines
c)
c) Pressure compressor, combustion section and high pressure turbines
98.
1798. One disadvantage of turbojet engines is (Level 1)
a)
a) Use more fuel
b)
b) Very loud
c)
c) Only use on small A/C
99.
1799. In Principles of Jet Propulsion, to accelerate air, the air pressure must be (Level 1)
a)
a) Decreased
b)
b) Increased
c)
c) Remain constant
100.
1800. How many main environmental parameters that cause a change in the thrusts of a jet engine (Level 1)
a)
a) 4
b)
b) 3
c)
c) 5
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