NCCER Exam 1 questions with complete solutions rated A+

NCCER Exam 1Companies with strong safety cultures usually have lower _____. a. turnover Which of these is a true statement regarding safety? a. Safety is a learned behavior and attitude. Poor lighting, excessive noise, and inadequate guards for moving parts are examples of _____. b. unsafe conditions The activity that consists of breaking a job into its component tasks and then analyzing each step for potential hazards is called a _____. a. job safety analysis A measure of the probability, consequences, and exposure related to an event is referred to as _____. c. risk If there is a hole in the floor of a structure, the preferred method of protecting workers from falls is to _____. a. cover the opening and label the cover The D-ring or support point on a safety harness should be placed _____. a. between the shoulder blades A personal fall arrest system should be inspected monthly by a _____. d. competent person Lanyards that have no shock-absorbing features are used for _____. b. positioning When placing a ladder against a platform or roof, the top of the ladder should extend above the point where the ladder touches the platform or roof by at least _____. b. 3 feet (91 cm) When performing overhead work on scaffolding, what protective measures must be taken to prevent objects from falling and striking a person below? c. Toeboards, debris nets, or canopies must be applied. When stacking materials such as bricks or block, do not stack materials beyond a _____. b. 4:1 height-to-base ratio Benching systems are prohibited in _____. c. Type C soils In the absence of other information, all soil in an excavation should be treated as if it is _____. c. Type C Daily inspection of an excavation must be performed by a(n) _____. b. competent person One of the most common grounding systems used for protection against accidental electrical shock is the _____. b. three-wire system A polarized electrical receptacle is used for _____. c. double-insulated tools A system that protects workers from the release of hazardous energy while they work with machines and equipment is referred to as _____. c. lockout/tagout In a lockout/tagout situation, a personal lock and tag must be removed by _____. d. the person who applied them Hard hats should be made of fiberglass or _____. b. reinforced plastic