AFAB 110 EXAM FULL QUESTIONS AND
CORRECT ANSWERS GRADED A PLUS
REVIEW
●● Aerodynamic loads depend upon
Answer: the strength of thousands of fasteners which hold it together.
●● Ways to prevent incorrect hole generation
Answer: identify and apply specifications within acceptable tolerance.
clean, round holes within tolerance and with minimal burrs.
accurate hole drilling minimizes cracks.
●● What is the most critical job of a technician?
Answer: Hole preparation and generation. Prevent all possible defects
when generating holes. Ensure product quality and cost efficiency.
●● Largest number of defects/errors are caused by?
Answer: hole generations (inaccurate holes)
●● To drill holes in DOD you must be.
Answer: certified by the manufacturers/employer
,●● Factors when hole generating
Answer: Tolerance/ plus and minus allowances in hole dimensions.
90 degree angle ensures accurate holes.
Use drill or egg cup / it ensures a perpendicular drill.
Minimize fatigue by enabling fasteners to sit correctly.
Proper deburring.
Chambering.
Edge breaks.
●● What angle to get accurate holes?
Answer: 90 degree angle.
●● To prevent delamination & breakout/ drilling COMPOSITES
Answer: Always support the material from the back.
●● To minimize delamination when drilling in GRAPHITE/CARBON
OR COMPOSITES
Answer: Always keep the drill rotating as it touches the surface and
during withdrawal .
●● When should wire bundles and hydraulic lines must be protected ?
Answer: when drilling by the use of drill stops.
, ●● What should be used to check hole diameters and dimensions?
Answer: ball gauge an micrometer.
●● What does the rivet part number identify?
Answer: several detailed characteristics about the rivet to be utilized.
●● Rivet
Answer: a rivet is made with a manufactured head on one side and
another head called a buck tail , or shop head on the other
●● What is a call out number?
Answer: MS20470AD-4-5
●● MS20
Answer: Catalogue method/military standard
●● 470
Answer: Button style rivet head/type of head
●● AD
Answer: Alloy designation/material
CORRECT ANSWERS GRADED A PLUS
REVIEW
●● Aerodynamic loads depend upon
Answer: the strength of thousands of fasteners which hold it together.
●● Ways to prevent incorrect hole generation
Answer: identify and apply specifications within acceptable tolerance.
clean, round holes within tolerance and with minimal burrs.
accurate hole drilling minimizes cracks.
●● What is the most critical job of a technician?
Answer: Hole preparation and generation. Prevent all possible defects
when generating holes. Ensure product quality and cost efficiency.
●● Largest number of defects/errors are caused by?
Answer: hole generations (inaccurate holes)
●● To drill holes in DOD you must be.
Answer: certified by the manufacturers/employer
,●● Factors when hole generating
Answer: Tolerance/ plus and minus allowances in hole dimensions.
90 degree angle ensures accurate holes.
Use drill or egg cup / it ensures a perpendicular drill.
Minimize fatigue by enabling fasteners to sit correctly.
Proper deburring.
Chambering.
Edge breaks.
●● What angle to get accurate holes?
Answer: 90 degree angle.
●● To prevent delamination & breakout/ drilling COMPOSITES
Answer: Always support the material from the back.
●● To minimize delamination when drilling in GRAPHITE/CARBON
OR COMPOSITES
Answer: Always keep the drill rotating as it touches the surface and
during withdrawal .
●● When should wire bundles and hydraulic lines must be protected ?
Answer: when drilling by the use of drill stops.
, ●● What should be used to check hole diameters and dimensions?
Answer: ball gauge an micrometer.
●● What does the rivet part number identify?
Answer: several detailed characteristics about the rivet to be utilized.
●● Rivet
Answer: a rivet is made with a manufactured head on one side and
another head called a buck tail , or shop head on the other
●● What is a call out number?
Answer: MS20470AD-4-5
●● MS20
Answer: Catalogue method/military standard
●● 470
Answer: Button style rivet head/type of head
●● AD
Answer: Alloy designation/material
