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#1. A DAC can produce 256 different output voltages. This DAC has a resolution of:
#2. The cone of acceptance of an optical fibre and a light source is measured between:
#3. To create a bidirectional communications link within an ARINC 429 system:
#4. The two sets of flight regulations that a pilot may fly by are:
#5. The normal supply voltage for a TTL logic device is:
#6. . The upper ECAM display provides:
#7. The maximum data rate supported by the FDDI bus is:
#8. The pins on a DIL packaged integrated circuit are numbered:
#9. The Q output of an R-S bistable is at logic 0.This means that the bistable is:
#10. The horizontal situation indicator (HSI) uses information derived from:
#11. In a bipolar ADC a logic 1 in the MSB position indicates:
#12. When compared with an LCD, a CRT display offers the advantage that:
#13. . Typical displays on an EHSI are:
#14. Light propagates in a fibre optic by means of:
#15. Data is converted from serial to parallel and parallel to serial by means of:
#16. Weather radar is an example of:
#17. A group of bits transmitted at the same time is referred to as:
#18. In order to represent negative data values, BNR data uses:
#19. A level-C software classification is one in which a failure could result in:
#20. A bus arbitration system based on the physical location of cards is referred to as:
#21. The validity of an ARINC 429 data word is checked by using:
#22. Electromagnetic compatibility is achieved by:
#23. A significant advantage of fibre-optic networks in modern passenger aircraft is:
#24. Operational faults in FMS can be detected by:
#25. When expressed in hexadecimal an octal value of 54 is the same as:
#26. The voltages present on an ARINC 429 data bus cable are:
#27. Where is the ‘rising runway’:
#28. Which computer bus is used to specify memory locations:
#29. The human eye is most sensitive to:
#30. A semiconductor memory consists of 256 rows and 256 columns. The capacity of this memory will be:
#31. A NAND gate with its output inverted has the same logical function as:
#32. Which aircraft standard applies to fibre-optic networks:
#33. An ARINC 629 data bus cable uses:
#34. A particular problem with the build-up of static charge is that:
#35. In a basic ‘T’ configuration of instruments:
#36. Adjacent blue and red phosphors are illuminated on the screen of a colour CRT. The resulting colour produced will be:
#37. The decimal number 37 is equivalent to the binary coded decimal (BCD) number:
#38. The DAC used in a successive approximation ADC is usually:
#39. On an EHSI in weather radar mode, a severe storm would be shown as:
#40. The method of data encoding used in an ARINC 429 bus is known as: