Module 5 Set-2

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#1. The normal supply voltage for a TTL logic device is:

#2. The DAC used in a successive approximation ADC is usually:

#3. The two sets of flight regulations that a pilot may fly by are:

#4. Data is converted from serial to parallel and parallel to serial by means of:

#5. The horizontal situation indicator (HSI) uses information derived from:




#6. Adjacent blue and red phosphors are illuminated on the screen of a colour CRT. The resulting colour produced will be:

#7. On an EHSI in weather radar mode, a severe storm would be shown as:

#8. In order to represent negative data values, BNR data uses:

#9. The cone of acceptance of an optical fibre and a light source is measured between:

#10. When expressed in hexadecimal an octal value of 54 is the same as:




#11. Which computer bus is used to specify memory locations:

#12. . Typical displays on an EHSI are:

#13. The Q output of an R-S bistable is at logic 0.This means that the bistable is:

#14. To create a bidirectional communications link within an ARINC 429 system:

#15. The voltages present on an ARINC 429 data bus cable are:




#16. A NAND gate with its output inverted has the same logical function as:

#17. The maximum data rate supported by the FDDI bus is:

#18. The validity of an ARINC 429 data word is checked by using:

#19. A group of bits transmitted at the same time is referred to as:

#20. Where is the ‘rising runway’:




#21. . The upper ECAM display provides:

#22. Weather radar is an example of:

#23. The human eye is most sensitive to:

#24. The decimal number 37 is equivalent to the binary coded decimal (BCD) number:

#25. A semiconductor memory consists of 256 rows and 256 columns. The capacity of this memory will be:




#26. The method of data encoding used in an ARINC 429 bus is known as:

#27. Operational faults in FMS can be detected by:

#28. A significant advantage of fibre-optic networks in modern passenger aircraft is:

#29. Which aircraft standard applies to fibre-optic networks:

#30. Light propagates in a fibre optic by means of:




#31. Electromagnetic compatibility is achieved by:

#32. The pins on a DIL packaged integrated circuit are numbered:

#33. A bus arbitration system based on the physical location of cards is referred to as:

#34. A particular problem with the build-up of static charge is that:

#35. A level-C software classification is one in which a failure could result in:




#36. An ARINC 629 data bus cable uses:

#37. When compared with an LCD, a CRT display offers the advantage that:

#38. In a bipolar ADC a logic 1 in the MSB position indicates:

#39. In a basic ‘T’ configuration of instruments:

#40. A DAC can produce 256 different output voltages. This DAC has a resolution of:




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