NCCER Core Modules 1-9 (ALL Latest 2024/ 2025
Updates STUDY BUNDLE WITH COMPLETE SOLUTIONS)
Qs & As| 100% Correct| Grade A (Verified Answers)
Accident - ANSWERAn unplanned event that results in personal injury and/or
property damage
Incident - ANSWERAn unplanned event that does not result in personal injury but
may result in property damage or is worthy of recording
Occupational Safety and Health Administration (OSHA) - ANSWERAn agency of the
US Department of Labor. Also refers to the Occupational Safety and Health Act of
1970, a law that applies to more than 111 million workers and 7 million job sites in
the United States
FATAL 4 - ANSWERElectrical, Struck, Falling and Caught in between
Combustible - ANSWERCapable of easily igniting and rapidly burning; used to
describe a fuel with a flash point at, or above, 100°F (38°C)
Competent person - ANSWERA person who is capable of identifying existing and
predictable hazards in the surroundings or working conditions that are unsanitary,
hazardous, or dangerous to employees, and who has authorization to take prompt
corrective measure to eliminate them
Confined space - ANSWERA work area large enough for a person to work, but
arranged in such a way that an employee must physically enter the space to perform
work. A confined space has a limited or restricted means of entry or exit. It is not
designed for continuous work. Tanks, vessels, silos, pits, vaults, and hoppers are
examples
Flammable - ANSWERCapable of easily igniting and rapidly burning; used to describe
a fuel with a flash point below 100°F (38°C)
Ground fault - ANSWERIncidental grounding of a conducting electrical wire
Hazard Communication (HAZCOM) Standard - ANSWERThe Occupational Safety and
Health Administration standard that requires contractors to educate employees
about hazardous chemicals on the job site and how to work with them safely
Hydraulic - ANSWERPowered by fluid under pressure
Personal protective equipment (PPE) - ANSWEREquipment or clothing designed to
prevent or reduce injuries
Pneumatic - ANSWERPowered by air pressure, such as a pneumatic tool
, Respirator - ANSWERA device that provides clean, filtered air for breathing, no
matter what is in the surrounding air
JHA - ANSWERJob Hazard Analysis - Tools, materials, and equipment needs. Staffing
or manpower requirements, duration of the job, quality concerns
SDS - ANSWERSafety Data Sheet - describes the substance along MSDS with its
hazards, safe handling, first aid, and emergency spill procedures
MSDS - ANSWERA widely used abbreviation for Material Safety Data Sheet. A MSDS
contains details of the hazards associated with a chemical, and gives information on
its safe use
Green Sign - ANSWERSafety
Blue Sign - ANSWERGeneral Instructions/Information
Red/White Sign - ANSWERDanger/Hazardous
Yellow Sign - ANSWERCaution
Cross-bracing - ANSWERBraces (metal or wood) placed diagonally from the bottom
of one rail to the top of another rail that add support to a structure
Excavation - ANSWERAny man-made cut, cavity, trench, or depression in an earth
surface, formed by removing earth. It can be made for anything from basements to
highways.
Guarded - ANSWEREnclosed, fenced, covered, or otherwise protected by barriers,
rails, covers, or platforms to prevent dangerous contact
Hand line - ANSWERA line attached to a tool or object so a worker can pull it up after
climbing a ladder or scaffold
Lanyard - ANSWERA short section of rope or strap, one end of which is attached to a
worker's safety harness and the other to a strong anchor point above the work area
Maximum intended load - ANSWERThe total weight of all people, equipment, tools,
materials, and loads that a ladder can hold at one time
Midrail - ANSWERMid-level, horizontal board required on all open sides of scaffolds
and platforms that are more than 14 inches (35 cm) from the face of the structure
and more than 10 feet (3 m) above the ground. It is placed halfway between the toe-
board and the top rail
Updates STUDY BUNDLE WITH COMPLETE SOLUTIONS)
Qs & As| 100% Correct| Grade A (Verified Answers)
Accident - ANSWERAn unplanned event that results in personal injury and/or
property damage
Incident - ANSWERAn unplanned event that does not result in personal injury but
may result in property damage or is worthy of recording
Occupational Safety and Health Administration (OSHA) - ANSWERAn agency of the
US Department of Labor. Also refers to the Occupational Safety and Health Act of
1970, a law that applies to more than 111 million workers and 7 million job sites in
the United States
FATAL 4 - ANSWERElectrical, Struck, Falling and Caught in between
Combustible - ANSWERCapable of easily igniting and rapidly burning; used to
describe a fuel with a flash point at, or above, 100°F (38°C)
Competent person - ANSWERA person who is capable of identifying existing and
predictable hazards in the surroundings or working conditions that are unsanitary,
hazardous, or dangerous to employees, and who has authorization to take prompt
corrective measure to eliminate them
Confined space - ANSWERA work area large enough for a person to work, but
arranged in such a way that an employee must physically enter the space to perform
work. A confined space has a limited or restricted means of entry or exit. It is not
designed for continuous work. Tanks, vessels, silos, pits, vaults, and hoppers are
examples
Flammable - ANSWERCapable of easily igniting and rapidly burning; used to describe
a fuel with a flash point below 100°F (38°C)
Ground fault - ANSWERIncidental grounding of a conducting electrical wire
Hazard Communication (HAZCOM) Standard - ANSWERThe Occupational Safety and
Health Administration standard that requires contractors to educate employees
about hazardous chemicals on the job site and how to work with them safely
Hydraulic - ANSWERPowered by fluid under pressure
Personal protective equipment (PPE) - ANSWEREquipment or clothing designed to
prevent or reduce injuries
Pneumatic - ANSWERPowered by air pressure, such as a pneumatic tool
, Respirator - ANSWERA device that provides clean, filtered air for breathing, no
matter what is in the surrounding air
JHA - ANSWERJob Hazard Analysis - Tools, materials, and equipment needs. Staffing
or manpower requirements, duration of the job, quality concerns
SDS - ANSWERSafety Data Sheet - describes the substance along MSDS with its
hazards, safe handling, first aid, and emergency spill procedures
MSDS - ANSWERA widely used abbreviation for Material Safety Data Sheet. A MSDS
contains details of the hazards associated with a chemical, and gives information on
its safe use
Green Sign - ANSWERSafety
Blue Sign - ANSWERGeneral Instructions/Information
Red/White Sign - ANSWERDanger/Hazardous
Yellow Sign - ANSWERCaution
Cross-bracing - ANSWERBraces (metal or wood) placed diagonally from the bottom
of one rail to the top of another rail that add support to a structure
Excavation - ANSWERAny man-made cut, cavity, trench, or depression in an earth
surface, formed by removing earth. It can be made for anything from basements to
highways.
Guarded - ANSWEREnclosed, fenced, covered, or otherwise protected by barriers,
rails, covers, or platforms to prevent dangerous contact
Hand line - ANSWERA line attached to a tool or object so a worker can pull it up after
climbing a ladder or scaffold
Lanyard - ANSWERA short section of rope or strap, one end of which is attached to a
worker's safety harness and the other to a strong anchor point above the work area
Maximum intended load - ANSWERThe total weight of all people, equipment, tools,
materials, and loads that a ladder can hold at one time
Midrail - ANSWERMid-level, horizontal board required on all open sides of scaffolds
and platforms that are more than 14 inches (35 cm) from the face of the structure
and more than 10 feet (3 m) above the ground. It is placed halfway between the toe-
board and the top rail
