Ch 1

Question 1

Why is considering human performance in aviation important?

Answer 1

Possible answers:
To continuously improve the safety and efficiency of operation as well as the wellbeing of the individual.
A pilot I’d ranked as the 3rd most stressful profession.
Human factors are responsible for approximately 73% of all aviation incidents today.

Question 2

What is the average accident rate in the world of commercial aviation?

Answer 2

1.2 per 1million flights

Question 3

What was the significance of the Chicago intervention in 1944 and how has the aviation world changed thanks to its introduction?

Answer 3

Aviation is now considered to be an open culture, so there is no blame or finger pointing until a thorough investigation has been undertaken.
This has since helped to dramatically reduce the accident rate, even though the number of flights has significantly increased.

Question 4

Human error is responsible for what percentage of all aviation accidents?

Answer 4

73 %
5% weather
11% atc
11% mechanical

Question 5

According to EASA, what are the 5 most common types of human error in aviation incidents?

Answer 5

• Loss of direction in flight/ loss of directional control (particularly controlled flight into terrain/CFIT)
• Poor judgement
• Airspeed not being maintained
• Poor Pre-flight planning (route, weather, brief, fuel etc)
• Not maintaining/ ensuring correct ground clearance (e.g. Panam take-off at the start of your pad pilot books)

Question 6

What is the most dangerous period of flight?

Answer 6

Intermediate and final approach

Question 7

Match the following to their counterparts:
1) Threat 2) error
A) influenced by the crew B) beyond the influence of the crew

Answer 7

1B 2A

Question 8

What are the 8 core competencies of a pilot according to ICAO’s ‘Evidence based training’ initiative?

Answer 8

Applications of procedures /SOPs
Communication
A/c flight path management using automation
A/c flight path management by manual control
Leadership & teamwork
Problem solving and decision making
Workload management
Sitauational awareness

Question 9

What safety system has been installed in most commercial aircraft in order to combat the high level of CFIT incidents?

Answer 9

The GPWS/ ground proximity warning system