NCCER CORE Study Guide 2026
Everything you need to pass the NCCER CORE exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 NCCER CORE Exam Format at a Glance
📚 NCCER CORE Topics to Study (37)
✍️ Sample NCCER CORE Questions & Answers
1. What type of saw is best suited for cutting curves in wood?
A coping saw has a thin, flexible blade in a U-shaped frame for cutting tight curves.
2. A carpenter needs to cut a piece of wood that is 5 1/8 inches long from a board that is 8 3/4 inches long. After the cut, what is the length of the remaining piece of wood?
To find the remaining length, subtract the cut length from the original length. First, find a common denominator for the fractions, which is 8. Convert 3/4 to 6/8. The problem becomes 8 6/8 - 5 1/8. Subtract the whole numbers (8 - 5 = 3) and the fractions (6/8 - 1/8 = 5/8). The result is 3 5/8 inches.
3. What is the relationship between Instructional Planning & Delivery and ethical professional conduct?
Ethical considerations are deeply integrated into Instructional Planning & Delivery, as professional conduct and integrity underpin all aspects of practice in this field.
4. Before starting work on any electrical circuit, what is the first and most crucial step to prevent electrical shock?
The most reliable way to prevent electrocution is to eliminate the hazard entirely by de-energizing the circuit. The OSHA-mandated Lockout/Tagout (LOTO) procedure ensures that the circuit is turned off and cannot be accidentally re-energized while work is being performed.
5. An architectural drawing has a scale of 1/4" = 1'-0". If a wall measures 3 1/2 inches on the drawing, what is its actual length?
The scale 1/4" = 1'-0" means every quarter-inch on the drawing represents one foot in reality. Since there are four quarter-inches in one inch, one inch on the drawing represents four feet. Therefore, 3.5 inches multiplied by 4 feet/inch equals 14 feet.
6. What is 5 feet 8 inches plus 3 feet 7 inches?
Feet: 5 + 3 = 8. Inches: 8 + 7 = 15. Convert: 15" = 1' 3". Total: 9 feet 3 inches.