True or False: Drilling a quality hole is essential in building an airplane.

Drilling a quality hole is indeed essential in building an airplane, making the statement true. The integrity of an aircraft's structure and its operational safety significantly depend on precision drilling.

Drilling must be done to specific tolerances and sizes to ensure that fasteners fit correctly and structural components are properly aligned. Poorly drilled holes can lead to misalignment, which not only compromises the performance of the aircraft but can also introduce stress points that may lead to structural failure.

In addition, quality drilling helps maintain the airworthiness of the aircraft, as it is critical for components that bear loads or provide attachment points for other systems. For example, structural components such as wings, fuselages, and landing gear require precise holes for rivets and bolts that secure them, ensuring that they can withstand the forces exerted during flight.

While it might be tempting to consider aesthetic parts less critical, they may still relate to the overall structural integrity and safety of the aircraft. Therefore, the importance of quality drilling extends beyond just structural components, confirming the conclusion that drilling a quality hole is essential in the airplane-building process.