AER 715 Avionics and Systems Exercise Problems 1 -

AER 715 Problems

1

Chapter 1 Introduction

1. What are the typical avionics subsystems?

2. What are the major aspects of an avionics system architecture?

3. What are the major aircraft systems and their major functions?

Chapter 2 Instruments

1. What are the major display technologies?

2. Discuss the advantages and disadvantages of CRT and LCD displays.

3. Discuss the main trade-off items associated flat-panel cockpit display technologies.

4. What are the essential flight and navigation instruments to be equipped for each pilot

station?

5. Shall identical power-plant instruments for the several engines be installed in a multi-

engined aircraft? If yes, give one precaution that is important for the layout of the power-

plant instruments.

6. What are the four principle elements of electromechanical instruments?

7. Discuss the function of a hairspring in an instrument based on rod mechanisms.

8. Give two factors that have the most crucial impact on the design of aircraft

electromechanical instruments.

9. Compared with electromechanical displays, what are the advantages of electronic displays?

More specifically, what are the advantages of multifunction keyboards?

10. What’s HUD? Describe briefly its function and design considerations.

11. What are the three major factors that contribute the most to the difficulties in laying out a

cockpit?

12. State three typical cockpit design techniques.

Chapter 3 Avionics System Framework

1. What is a digital data bus? Explain its major features.

2. Compare ARINC 429, ARINC 629 and MIL-STD-1553B data buses.

3. Explain the open system interconnection (OSI) concept in avionics system design.

4. What is an LRU?

5. Sketch a typical example architecture of an avionics LRU.

6. Sketch a typical example construction of an avionics LRU.

7. What’s EMI?

8. List three typical sources of electromagnetic interference.

9. What are the typical physical challenges faced by an avionics LRU in an aircraft in flight?

10. What’s LRM?

11. Explain the advantages and disadvantages between LRM and LRU.

12. Provide a brief discussion on modular software design.

13. Discuss the generic goals of avionics software engineering and the principles that can help

achieve them.