M9.8 Error Models

Which models are discussed in this module (M9)?

• SHELL Model

• PEAR Model

• Swiss Cheese Model

What is the primary focus of the 'SHELL Model'?

• Aircraft design

• Human error

• Weather conditions

• Fuel efficiency

Which component of the SHELL model describes the people in the workplace?

• Software

• Hardware

• Environment

• Live-ware

What can be meant by 'resources' in the context of this module (M9)?

• Financial investments

• Tangible items like tools and equipment

• Employee benefits

• Marketing materials

What is the PEAR Model what is the main focus of 'Actions'?

• Financial planning

• Analyzing actions for job efficiency and safety

• Marketing strategies

• Employee benefits

What does the 'Swiss Cheese Model' use to represent defenses?

• Layers of cake

• Slices of Swiss cheese

• Blocks of wood

• Sheets of paper

What can happen if an error breaches the engineering defenses?

• It is immediately resolved

• It is passed onto the flight operations defenses

• It is ignored

• It leads to a system shutdown

What is an example of an error bypassing all defenses?

• A pilot ignores an in-flight warning

• A mechanic fixes a minor issue

• A manager approves a new policy

• A flight attendant serves a meal

What is the effect of weakened defenses in the 'Swiss Cheese Model'?

• Reduced error chances

• Increased error chances

• Improved efficiency

• Enhanced communication

What is the 'Error Chain'?

• A series of mechanical failures

• A sequence of Human Factor problems

• A chain of command

• A list of safety protocols