Human Error

The underlying cause of most aviation accidents is?

• Mechanical failure

• Pilot loos of control

• Human error

• Fate

The driver operated the vehicle at an inappropriate speed for the road conditions. The side tyre was damaged with the shrubs and trees.

• Slips

• Lapse

• Rules based mistake

• Knowledge based mistake

Factory worker omits to check items in a product checklist, place losing or forgotten intentions.

• Slips

• Lapses

• Rule based mistake

• Knowledge based mistake

Which of the following will best ensure you have received and understood a verbal communication?

• After hearing the verbal communication, repeat it back to the person.

• Knowing that you are an expert in the topic being discussed.

• By interrupting the person and finish their sentences.

• You are expert in safety field. Do not need to listen others.

Inexperience doctor fails to make an accurate and timely diagnosis of a harmful medical condition.

• Slips

• Lapse

• Rules based mistake

• Knowledge based mistake

Leave your house and find yourself walking to the office instead of where you meant to go.

• Slip

• Lapse

• Rule based mistake

• Knowledge based mistake

Getting applicable training, keeping your knowledge current, using current manuals, asking questions, and asking someone who knows, are all behaviors of safety nets to reduce which error?

• Slip

• Lapse

• Rule based mistake

• Knowledge based mistake

A behavior of safety net to reduce errors caused by distractions is to?

• Double inspect your work, either by yourself or someone else.

• Use a detailed checklist.

• Mark the uncompleted work.

• Reading the manual and all information around.

Considering an incident in which a worker fails off a poorly maintained ladder; which would be considered that latent error?

• The worker was inattentive when climbing the ladder.

• The worker did not inspect the ladder before use.

• The broken ladder should have been previously replaced.

• All of them are corrected.

Which of the following are symptoms of fatigue? 1) Short term memory loss 2)Hot or cold flashes. 3)Tiredness 4) Failure to maintain situation overview 5) Hungry 6) Mood swings

• 1,3,4,6

• 2,4,5 and 6

• 2,3, and 5

• 2,5