Questions And Correct Answers (Verified Answers) Plus Rationales
2026 Q&A Complete Practice Test Bank Exam-Style 600 Questions with Verified Answers &
Detailed Rationales All Core Domains Covered A+ Graded
TABLE OF CONTENTS
1. Exam Overview & Instructions
2. Domain 1: Workplace Safety, OSHA & Hazard Identification (Questions 1–120)
3. Domain 2: Hand & Power Tools (Questions 121–200)
4. Domain 3: Plumbing Systems & Repairs (Questions 201–300)
5. Domain 4: Electrical Systems & Maintenance (Questions 301–390)
6. Domain 5: Carpentry, Painting & General Maintenance (Questions 391–470)
7. Domain 6: HVAC, Heating & Mechanical Systems (Questions 471–540)
8. Domain 7: NYCHA Administrative Procedures & Tenant Relations (Questions 541–600)
EXAM OVERVIEW
Feature Details
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Total Questions 600
Question Format Multiple Choice (4 options each)
,Answer Format Correct answer + Detailed Rationale
Exam Name NYCHA Maintenance Worker (CUNY) Examination
Administering Authority NYC Housing Authority / CUNY
Exam Format Multiple-choice, 2–3 hours
Passing Score Approximately 70%
Core Domains 7
Experience Requirement Three years of full-time satisfactory experience as a mechanic
Core Domain Weighting:
Domain Weight
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Safety Procedures & Hazard Identification 20%
Hand & Power Tools 15%
Plumbing Systems 15%
Electrical Systems 15%
Carpentry, Painting & General Maintenance 15%
HVAC & Heating 10%
NYCHA Administrative Procedures & Tenant Relations 10%
Instructions: Select the best answer for each question. The correct answer and rationale follow
immediately after each question. For maximum benefit, attempt to answer each question
before reading the rationale.
DOMAIN 1: WORKPLACE SAFETY, OSHA & HAZARD IDENTIFICATION
,Question 1
What is the first thing a maintenance worker should do before starting any repair job?
A) Gather all necessary tools
B) Notify the supervisor
C) Assess the work area for safety hazards
D) Begin the repair immediately
Correct Answer: C) Assess the work area for safety hazards
Rationale: Before beginning any repair work, assessing the area for safety hazards is critical to
prevent accidents and injuries. This includes checking for electrical hazards, structural instability,
chemical exposures, and ensuring proper ventilation. Safety always comes first in maintenance
operations.
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Question 2
Which personal protective equipment (PPE) is most important when working with electrical
circuits?
A) Steel-toed boots
B) Rubber-insulated gloves
C) Hard hat
D) Safety goggles
Correct Answer: B) Rubber-insulated gloves
, Rationale: Rubber-insulated gloves provide electrical insulation and protect against electric
shock when working with live circuits. They are specifically designed and rated for different
voltage levels. Steel-toed boots protect against impact but do not provide electrical insulation.
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Question 3
What is the most common cause of workplace injuries among maintenance workers?
A) Electrical shocks
B) Slips, trips, and falls
C) Chemical exposure
D) Repetitive motion
Correct Answer: B) Slips, trips, and falls
Rationale: Slips, trips, and falls are the leading cause of workplace injuries across all industries,
including maintenance work. Proper housekeeping and awareness of surroundings are essential
preventive measures.
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Question 4
How often should fire extinguishers be inspected?
A) Once a year