COMPLETE EXAM BANK WITH CORRECT
ANSWERS AND EXPERT RATIONALES
1. An electrical contractor in Texas must:
A) Hold a valid state license, maintain insurance, and
comply with the NEC
B) Only have insurance
C) Only register with the local city
D) Only supervise electricians
Answer: A
Rationale: Licensing ensures competence, public
safety, and legal compliance.
2. The National Electrical Code (NEC) is:
A) A standard adopted for electrical safety and
installation
B) Only a suggestion
C) Local city code only
D) Only for residential wiring
,Answer: A
Rationale: NEC provides minimum safety standards
nationwide.
3. Texas electrical contractor license renewal
requires:
A) Continuing education and fee payment
B) Only verifying license
C) Only starting new projects
D) Only updating insurance
Answer: A
Rationale: CE ensures current knowledge of codes,
regulations, and safety standards.
4. Electrical permits must be obtained:
A) Before starting work on new installations or
significant alterations
B) Only after project completion
C) Only for commercial projects
D) Only for residential projects
,Answer: A
Rationale: Ensures legal compliance and inspection
authority.
5. Bonding requirements for electrical contractors
apply:
A) To protect owners and ensure financial
responsibility
B) Only for subcontractors
C) Only for inspectors
D) Only for residential projects
Answer: A
Rationale: Bonds protect clients and subcontractors
from financial loss.
6. A journeyman electrician may work under:
A) A licensed electrical contractor
B) Only independently
C) Only on residential projects
D) Only on commercial projects
, Answer: A
Rationale: State law requires supervision of non-
contractors.
7. Grounding and bonding in electrical systems:
A) Prevent electrical shock and fires
B) Only stabilize voltage
C) Only protect equipment
D) Are optional
Answer: A
Rationale: NEC mandates grounding and bonding for
safety.
8. Overcurrent protection must be:
A) Sized according to conductor rating and load
B) Any size convenient
C) Only for motors
D) Only for lighting
Answer: A
Rationale: Prevents overheating and electrical fires.