A&P A&P Aviation Regulations & FAA Compliance 2

Question 1

What is the purpose of an Airworthiness Directive (AD)?

Accepted Answer

To mandate corrective action for unsafe conditions found in certificated products

Answer

ADs are legally enforceable regulations issued by the FAA to correct an unsafe condition in a product (aircraft, engine, propeller, or appliance).

Question 2

A Supplemental Type Certificate (STC) authorizes:

Accepted Answer

Modification of a certificated aircraft product in a manner not covered by the original type certificate

Answer

An STC approves a product modification beyond the original type design and must be on board or referenced in aircraft records when the modification is installed.

Question 3

Under FAR Part 65.83, an A&P mechanic must have performed at least how many hours of work in the previous 24-month period to exercise certificate privileges?

Accepted Answer

500 hours

Answer

FAR Part 65.83 requires an A&P mechanic to have worked at least 1,000 hours in the previous 24 months OR complete a refresher course to remain current — but the standard currency threshold is 1,000 hours within 24 months.

Question 4

Which organization publishes Service Bulletins (SBs) that, while not always mandatory, document manufacturer-recommended maintenance actions?

Accepted Answer

Aircraft manufacturers (e.g., Boeing, Cessna, Lycoming)

Answer

Service Bulletins are issued by aircraft, engine, or component manufacturers to recommend maintenance actions; they become mandatory only when referenced by an AD.

Question 5

What is the difference between a 'major repair' and a 'minor repair' under FAR Part 43?

Accepted Answer

Major repairs might appreciably affect structural strength, flight characteristics, or airworthiness if improperly done

Answer

FAR Part 43 defines a major repair as one that, if improperly done, might appreciably affect structural strength, flight characteristics, airworthiness, or other airworthiness qualities.

A&P - Certified Aircraft Mechanic Practice Test

A&P - Certified Aircraft Mechanic Practice Test

A&P A&P Aviation Regulations & FAA Compliance 2