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The guide breaks the test into five sections: planning and estimating, rough wiring, finish wiring and trim, startup/troubleshooting/maintenance, and safety, with approximate percentage weights. It outlines closed-book rules, a multiple-choice format with four options and one best answer, the use of a provided calculator, and test-day strategy. 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Planning and Estimating (28%)\u003Cbr>• Existing system evaluation\u003Cbr>• Plan and specification interpretation\u003Cbr>• Electrical calculations\u003Cbr>• Code requirements\u003Cbr>• Material selection\u003Cbr>• Energy production and storage project planning (photovoltaic, wind, generators, batteries, capacitors)\u003Cbr>2. Rough Wiring (27%)\u003Cbr>• System layout\u003Cbr>• Clearance and accessibility requirements\u003Cbr>• Raceway and panel installation\u003Cbr>• Wire and equipment installation\u003Cbr>• Grounding and bonding\u003Cbr>• Energy production and storage rough\u003Cbr>wiring (photovoltaic, wind, generators, batteries, capacitors)\u003Cbr>3. Finish Wiring and Trim (11%)\u003Cbr>• Finish device placement and installation\u003Cbr>• Motor and equipment installation\u003Cbr>• Wire and equipment labeling\u003Cbr>• Trims and sealants\u003Cbr>• Energy production and storage finish wiring (photovoltaic, wind, generators, batteries, capacitors) |  | 4. Startup, Troubleshooting, and Maintenance (16%)\u003Cbr>• System energizing and testing\u003Cbr>• Common electrical problems\u003Cbr>• Location, repair, and replacement of\u003Cbr>inoperable electrical wires/components\u003Cbr>• Selection and use of electrical testing equipment\u003Cbr>• Energy production and storage system performance (photovoltaic, wind, generators, batteries, capacitors)\u003Cbr>5. Safety (18%)\u003Cbr>• Lockout/tagout procedures\u003Cbr>• Personal protective equipment (PPE)\u003Cbr>• Tools/equipment\u003Cbr>• Hazardous materials and job site environments\u003Cbr>*Percentages are approximate*\u003Cbr>Test Policy\u003Cbr>This is a closed-book examination. No reference materials may be used during the examination.\u003Cbr>Test Strategy\u003Cbr>This is a multiple-choice examination with four choices per question. Examination questions are written to provide only one BEST answer. Some questions require mathematical computation. A calculator will be provided.\u003Cbr>There is no penalty for guessing. If you are unsure about a particular question, it is better to try to answer the question than to leave the question blank.\u003Cbr>Plenty of time is provided to answer all examination questions, so be sure to read each question and its four choices completely and carefully before selecting the BEST possible answer to the question. |  |\n\n\n| Sample Questions\u003Cbr>Below are three typical examination questions. The correct answer is marked with an asterisk (*) .\u003Cbr>1. Which of the following applies to solar modules, metal frames, and metal mounting equipment on a roof-mounted PV system?\u003Cbr>a. They must be weatherproof.\u003Cbr>b. They must be wind resistant.\u003Cbr>c. They must be anodized aluminum.\u003Cbr>d. They must be bonded and grounded.*\u003Cbr>2. What criteria should be used when selecting a replacement for a defective branch circuit breaker?\u003Cbr>a. The frame type, AIC rating, and ampacity*\u003Cbr>b. A circuit breaker with higher ampacity to allow for arcing\u003Cbr>c. A circuit breaker with a higher AIC rating\u003Cbr>d. The frame type, UL rating, and color\u003Cbr>3. A contractor needs 13 receptacles that cost $3.56 each plus sales tax of 7.25% . The supplier states that for every 10 receptacles that are purchased, the contractor will get one free of charge. What is the total cost of the receptacles?\u003Cbr>a. $42.02\u003Cbr>b. $42.72\u003Cbr>c. $45.82*\u003Cbr>d. $49.66\u003Cbr>*All questions are written and reviewed by licensed contractors who are actively working in the trade*\u003Cbr>Resources\u003Cbr>Publisher information for reference books and code is provided below. Other sources for reference books may be found online.\u003Cbr>California code books can be viewed online: [www.dgs.ca.gov/bsc](www.dgs.ca.gov/bsc)\u003Cbr>2025 California Building Code. California Code of Regulations, Title 24. International Code Council.\u003Cbr>PHONE: (800) 786-4452\u003Cbr>[INTERNET: www.iccsafe.org](INTERNET: www.iccsafe.org) | 2025 California El","cbCaitMeIL71nkcg","https://ap.wps.com/l/cbCaitMeIL71nkcg","pdf",189548,"English","# Examination Content Overview\n## Planning and Estimating\n## Rough Wiring\n## Finish Wiring and Trim\n## Startup, Troubleshooting, and Maintenance\n## Safety\n# Test Policy and Strategy\n## Test Policy\n## Test Strategy\n# Sample Questions\n# Resources","[{\"question\":\"How is the Electrical (C-10) exam divided?\",\"answer\":\"It is divided into five major sections: Planning and Estimating, Rough Wiring, Finish Wiring and Trim, Startup/Troubleshooting/Maintenance, and Safety, each with approximate percentage weights.\"},{\"question\":\"What are the testing rules for reference materials and calculators?\",\"answer\":\"The exam is closed-book, so no reference materials may be used. Some questions require mathematical computation, and a calculator is provided.\"},{\"question\":\"How should test takers approach guessing and unanswered questions?\",\"answer\":\"There is no penalty for guessing. If unsure, it is better to try to answer rather than leave the question blank.\"}]","Contractors State License Board - Electrical (C-10) Examination Study Guide | PDF",1790524853]