Oregon Contractors License Exams

Oregon Electrical Sign Journeyman Contractor

Sample Questions for the Oregon Electrical Sign Journeyman Contractors Exam

  1. The minimum allowable trade size of a rigid, PVC conduit, Schedule 40, containing four-(4) size 8 AWG, Type TW copper conductors is:
    1. ½
    2. ¾
    3. 1
    4. 1 ½
  2. Type TW insulation has a temperature rating of:
    1. 60°C
    2. 75°C
    3. 90°C
    4. 110°C
  3. Unless otherwise specifically permitted elsewhere in the NEC, which one of the following is the maximum over-current protection for three-(3) size 12 AWG, Type THWN copper conductors installed in a raceway?
    1. 15 amps
    2. 20 amps
    3. 25 amps
    4. 30 amps
  4. Wiring which is installed to meet minimum requirements of the National Electrical Code is:
    1. Adequate to meet future needs
    2. Adequate for present needs
    3. Always the most efficient wiring
    4. For all practical purposes safe & free from hazard
  5. Which of the following statements about liquid-tight flexible metal conduit is/are correct?
    1. (i) only
    2. (ii) only
    3. both (i) and (ii)
    4. neither (i) nor (ii)
Answers: Click Here to show the answers.