1. The minimum interrupting rating for any branch circuit overcurrent device is:
    (a) 1000 A
    (b) 5000 A
    (c) 100,000 A
    (d) no minimum is required

2. Supplementary Overcurrent Protection may be substituted for the Branch-circuit Overcurrent device.
    (a) true  
    (b) false

3. The next higher standard overcurrent device rating (above the ampacity of the conductors) shall be permitted when feeding multiple receptacles in commercial locations.
    (a) true     
    (b) false

4. 25 ft tap rule for feeders requires the tap to end in an overcurrent device
    (a) true 
    (b) false

5. Overcurrent protection shall be permitted to be installed in bathrooms in dwelling units but not in bathrooms of hotel guest rooms.
    (a) true
    (b) false

6. It is permissible to use a circuit breaker without special ratings as a switch for 277V lighting.
    (a) true
    (b) false

Answers:
1.  (b) Ref: Art 100
2.  (b) Supplementary is in addition to branch circuit  
3.  (b) Ref: 240.4(B)
4.  (a) Ref: 240.21(B)(2)
5.  (b) Ref: 240.24(E)
6.  (b) Ref: SWD or HID 240.83