Module 5 (B2) Module 5 (B2) quiz contains 72 question based on the syllabus for module 5 examination for B2 category. The time limit for the quiz is 90 min. The number of attempts allowed are unlimited. All the best. Name 1. A binary digit is: Map. Bit. Word. None 2. Additional enable inputs and outputs are provided in some encoders in order to permit : inverting cascading error detection None 3. The decimal number 29 is equivalent to the binary number: 10111 11101. 11011 None 4. In a multi-core fiber optic cable: the core are color coded the buffer are color coded the cladding is color coded None 5. EADI sky and ground display is provided by: stroke pulse synthetic TV signals raster scan None 6. Another name for a multiplexer is: a bus transceiver a shift register a data selector None 7. The maximum data rate supported MIL-STD- 1553 is: 12.5 Kbps 100 Kbps 1 Mbps. None 8. The transfer of electrostatic charge between bodies at different electrostatic potentials is known as: Semiconductor devices. Energy at rest. Electrostatic Discharge (EDS). None 9. MIL-ST-1533 is a data bus for: Inertial Reference System Flight Data Recorders Digital Information Transfer System None 10. The term "glass cockpit" refers to: the use of LCD and C T displays the use of toughened glass windows None 11. The standard for ACARS is defined in: ARINC 573 ARINC 429 ARINC 724 None 12. What is the approximate earth rate? 10º/hour 15º/hour 5º/hour None 13. What is the name of computer, which use, both analog and digital elements in one computer: Analog computer. Hybrid computer. Digital computer. None 14. A Liquid Crystal Display (LCD) has the advantage over a CRT Because: it requires no cooling it requires less servicing it displays more colors None 15. A byte of data is to be inverted. This task is performed by: the instruction register the ALU the instruction decoder None 16. All input to digital computer must be converted to : Hexadecimal. Binary (0-1) Decimal number. None 17. Which one of the following ADC types uses a large number of comparators? ramp type flash type successive approximation type. None 18. Binary addition of 1101 + 101101 is: 58 61 70 None 19. Under visual flight rules (VF ) the pilot's most important sour e of Information concerning the aircraft's position and attitude is: the view out of the cockpit window the airspeed indicator and the magnetic compass. the altimeter and vertical speed indicators None 20. The stack is a structure located: in the ALU in the general purpose register in external read/ rite memory None 21. The length of an ARINC 429 word is: 32 bits 16 bits 20 bits None 22. The precautions necessary for safe handling of units, identified by: Voltage indication. Voice warning. ESDS labels. None 23. In an EFIS with three symbol generators, what is the purpose of the third symbol generator? To provide outputs for ECAM Standby in case of failure Comparison with the pilot‟s symbol generator None 24. A periodic noise is: entirely random in nature. regular but not continuous regular and continuous None 25. The output of the instruction pointer appear on: the control bus the data bus the address bus None 26. The output of a NOT gate is logic 1. The input is : logic 1 both logic 1 logic 0 None 27. Supply borne noise an be eliminated by means of: a band-pass filter a high-pass filter a low-pass filter None 28. What are the type of labels(decals), which are used to identify units as containing ESDS sensitive circuits? ESDS printed circuit boards (cards) that are LRU,s are identified by decals labeled” Static Sensitive”. All above answers are the three basic types of labels(decals). The military and commercial symbols are used on some units. and The international (JEDEC) symbol is used on most ESDS decals. None 29. Which one of the following items of clothing is most likely to cause static problems? polyester-cotton trousers a cotton T-shirt nylon overalls None 30. The computer, which has a combination of the amplitude of input signals and analog circuitry, to produce output of continuous voltage or current. Is known as: Analog computer. Flight management system Digital computer. None 31. On a flight deck EFIS system, if all of the displays were missing information from a particular source , the most likely cause would be : the display controller and symbol generator the sensor, input bus or display controller the symbol generator and display None 32. Electro static charge, generated due to: different phase between current and voltage. High voltage in the circuit. Friction between different materials. None 33. Digital Computer Processes information in a : Analog fashion. Unique Application. Binary State. None 34. EFIS displays of the right hand and left hand displays are compared by comparators in the: EICAS FMS Symbol Generators None 35. The advantage of an R-2R ladder DAC is that: it avoids having a large number of different value resistors. it uses a smaller number of analogue switches it uses less resistors overall None 36. The command bars on an ADI relate to: roll indications path being followed path required None 37. To shield a fiber optic from EMI you must: use an opto-isolator earth both transducer and couplings shield it with a braided shield None 38. The two sets of flight regulations that a pilot may fly by are: VF and IFU. VHF and IF VF and IF None 39. What is 345 in binary? 110011001 101011001 100111001 None 40. What aircraft standard applies to fiber optic network ? ARINC 429 ARINC 573 ARINC 636 None 41. Convert 448 to hex: 2216 2416 3616 None 42. What does the CADC feed : cabin pressure controller sensor / mach meter / altimeter standby altimeter / mach meter Altimeter / FMS / secondary radar None 43. In a basic T- configuration of instruments: the ASI appears at the top and the ADI appears at the bottom. the HSI appears at the top and the ASI appears at the bottom the ADI appears at the top and the HSI appears at the bottom None 44. The horizontal situation indicator (HSI) uses information derived from: the VO receiver the airspeed indicator. the pitot-static system None 45. This truth table is for a: NAND gate AND gate OR gate None 46. The display produced by a spectrum analyzer shows: amplitude plotted against time frequency plotted against time amplitude plotted against frequency None 47. The DAC used in a successive approximation ADC is usually: successive approximation type. ramp type binary weighted type None 48. A microprocessor is an example of: SSI technology VLSI technology MSI technology None 49. Operational faults in FMS an be detected by: automatically comparing outputs on a continuous basis routine maintenance inspection of the aircraft pre-flight checks. None 50. A flight deck CRT LRU is being replaced. What does the ESDS label indicate? Remove power before connecting Wrist straps should be worn Do not touch plug pins or leave them exposed None 51. The fiber optic link between, flight control computers and the actuator control electronics is: A single way system. A two way system. A four root system. None 52. HIRF. Means: High intensity radiated field. High internal radiated frequency. High injected ray frequency. None 53. A standard logic gate is a typical example of: an SSI device an LSI device a VLSI device None 54. The combination of hardware and software is refer to: Firmware. Hardware. Hard-Software. None 55. An aircraft may have been HIRF affected: A static wick check is required Test all radio frequencies for interference A bonding load check is required None 56. What is hex 110 in decimal: 272 282 32 None 57. What system uses base 8? ARINC 629 ARINC 429, in data word labels only ARINC 573 None 58. With radio coupled autopilot, what are the inputs: ILS and VOR ADF and ILS ADF and VOR None 59. which one of the following devices is most susceptible to damage from stray static charges: a power rectifier a MOSFET transistor a TTL logic gate None 60. The conversion time of a flash ADC is typically in the range: 50 µs to 1 ms 50 ns to 1 µs 50 ms to 1 s. None 61. Data can be transferred from one bus to another by mean of: a bus cycle a bus buffer a bus bridge None 62. What is the advantage of a single mode fibre optic over ordinary wire? Small bend radius Large bandwidth Not prone to damage None 63. Engine parameters are displayed on: EHSI ECAM CDU None 64. What must be entered into the IRS before the aircraft can be moved? Flight plan Cruise height Present position None 65. The modes, by which light can be guided along a fiber optics depends on: Cladding material. Light intensity. Incident angle (Φ). None 66. The flight management computer, is an example of: Interactive computer. Reference computer. Controlling computer. None 67. In order to represent negative data values, BNR data uses: an extra parity bit to indicate the sign BCD data and a binary sign bit two's complement binary None 68. What are the logical gates? Exclusive OR , Exclusive NOR. AND, OR, NOT. AND, OR, NAND, NOR, Exclusive OR, NOT. None 69. A 10-bit DAC is capable of producing: 1,024 different output levels. 10 different output levels 100 different output levels None 70. What are the basic modes of fiber optics? Answer “A” and “B” both correct. Single mode fiber. Multimode fiber. None 71. Each word contains: 8 bit. 6 bit. 10 bit. None 72. Computer classified by hardware, as: Analog ,digital, hybrid computer. Hybrid computer. Analog computer. Ana Digital computer None 1 out of 1
