NWSA Tower Technician Training Level 2 (TT2)
Certification Practice Exam Questions And
Correct Answers (Verified Answers) Plus
Rationales 2026 Q&A | Instant Download Pdf
1. Which of the following is the primary purpose of a tower
foundation?
A. Enhance radio signal strength
B. Support structural loads safely
C. Reduce wind speed at the site
D. Serve as a grounding path
The foundation must safely transfer the loads from the tower into
the ground. While grounding is important, the primary structural
purpose is load support.
2. What is the minimum distance a fall arrest anchor point must be
from a sharp edge?
A. 12 inches
B. 6 inches
C. Enough to prevent rope damage
, D. 24 inches
Anchor points must be positioned so that lines cannot be cut or
abrade on sharp edges — there is no fixed inch requirement, it
must simply be a safe distance.
3. Which class of hard hat is appropriate for electrical hazard
protection up to 20,000 V?
A. Class A
B. Class G
C. Class E
D. Class C
Class E (Electrical) hard hats are tested up to 20,000 V and provide
the highest level of electrical protection.
4. To prevent shock hazards, water and electrical equipment must be
kept:
A. Within 6 feet
B. Separated and dry
C. In the same area
D. Under supervision
Water conducts electricity; keeping electrical equipment dry and
separated from water is essential for safety.
,5. Which tool is used to measure torque on tower bolts?
A. Caliper
B. Multimeter
C. Torque wrench
D. Vernier gauge
A torque wrench is specifically designed to measure and apply
precise torque to fasteners.
6. A controlled descent device is used primarily for:
A. Climbing faster
B. Rescuing equipment
C. Safely lowering a worker
D. Storing gear
Controlled descent devices allow rescuers or workers to safely
descend without free fall.
7. Before climbing, a technician must inspect:
A. Only the harness
B. Only the tower base
C. All personal protective equipment
D. Only the anchor points
Every piece of PPE must be inspected before use to ensure it is
serviceable and safe.
, 8. The term “clear zone” refers to:
A. A radio frequency band
B. The area free of hazards around a fall hazard
C. The top of a tower
D. A vehicle parking distance
Clear zone means an area kept free of hazards so that work can be
done safely without obstructions or risks.
9. Which of the following is the best way to prevent dropped tools?
A. Carry extra tools
B. Use tool lanyards
C. Wear gloves
D. Climb slowly
Tool lanyards secure tools to the technician or structure,
preventing them from falling.
10. PPE stands for:
A. Personal Placement Equipment
B. Personal Protective Equipment
C. Public Protective Equipment
D. Professional Protection Equipment
PPE refers to equipment worn to reduce exposure to hazards that
cause serious injury or illness.
Certification Practice Exam Questions And
Correct Answers (Verified Answers) Plus
Rationales 2026 Q&A | Instant Download Pdf
1. Which of the following is the primary purpose of a tower
foundation?
A. Enhance radio signal strength
B. Support structural loads safely
C. Reduce wind speed at the site
D. Serve as a grounding path
The foundation must safely transfer the loads from the tower into
the ground. While grounding is important, the primary structural
purpose is load support.
2. What is the minimum distance a fall arrest anchor point must be
from a sharp edge?
A. 12 inches
B. 6 inches
C. Enough to prevent rope damage
, D. 24 inches
Anchor points must be positioned so that lines cannot be cut or
abrade on sharp edges — there is no fixed inch requirement, it
must simply be a safe distance.
3. Which class of hard hat is appropriate for electrical hazard
protection up to 20,000 V?
A. Class A
B. Class G
C. Class E
D. Class C
Class E (Electrical) hard hats are tested up to 20,000 V and provide
the highest level of electrical protection.
4. To prevent shock hazards, water and electrical equipment must be
kept:
A. Within 6 feet
B. Separated and dry
C. In the same area
D. Under supervision
Water conducts electricity; keeping electrical equipment dry and
separated from water is essential for safety.
,5. Which tool is used to measure torque on tower bolts?
A. Caliper
B. Multimeter
C. Torque wrench
D. Vernier gauge
A torque wrench is specifically designed to measure and apply
precise torque to fasteners.
6. A controlled descent device is used primarily for:
A. Climbing faster
B. Rescuing equipment
C. Safely lowering a worker
D. Storing gear
Controlled descent devices allow rescuers or workers to safely
descend without free fall.
7. Before climbing, a technician must inspect:
A. Only the harness
B. Only the tower base
C. All personal protective equipment
D. Only the anchor points
Every piece of PPE must be inspected before use to ensure it is
serviceable and safe.
, 8. The term “clear zone” refers to:
A. A radio frequency band
B. The area free of hazards around a fall hazard
C. The top of a tower
D. A vehicle parking distance
Clear zone means an area kept free of hazards so that work can be
done safely without obstructions or risks.
9. Which of the following is the best way to prevent dropped tools?
A. Carry extra tools
B. Use tool lanyards
C. Wear gloves
D. Climb slowly
Tool lanyards secure tools to the technician or structure,
preventing them from falling.
10. PPE stands for:
A. Personal Placement Equipment
B. Personal Protective Equipment
C. Public Protective Equipment
D. Professional Protection Equipment
PPE refers to equipment worn to reduce exposure to hazards that
cause serious injury or illness.
