C-10Advanced100% Free

CSLB C-10 Electrical Contractor

California electrical contractor licensing exam.

Exam at a glance

Questions

110

Time limit

210 min

Passing

~72% (scaled; CSLB/PSI)

Practice bank

210 Qs

What the exam covers

  1. 1

    Planning and Estimating

    20% · 33 lessons

  2. 2

    Wiring Methods and Materials

    25% · 44 lessons

  3. 3

    Electrical Theory and Calculations

    20% · 34 lessons

  4. 4

    Equipment and Installation

    20% · 37 lessons

  5. 5

    Safety and Testing

    15% · 30 lessons

How to prepare on Step2Study

  1. 1. Learn

    Work through the Academy modules — short lessons with key facts and memory tricks.

  2. 2. Practice

    Take the numbered practice tests with instant feedback, flashcards and mental maps.

  3. 3. Simulate

    Sit a full timed simulation to check you are ready for exam day.