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2023 NEC · 25 questions

Journeyman practice exam

25 questions on the 2023 NEC: code navigation, branch circuits, receptacles, grounding, boxes, and raceways.

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01 In a dwelling living room, how far can any point along the floor line of a qualifying wall space be from a receptacle outlet?
02 A wall space must be at least what width to be included in the dwelling receptacle spacing rule?
03 For a dwelling kitchen countertop wall line, no point can be more than how far from a required receptacle?
04 How high above a dwelling kitchen countertop may a receptacle be and still count toward the required countertop coverage?
05 At a dwelling bathroom basin, the required receptacle must be within how far of the basin's outside edge?
06 What is the minimum number of 20 A small-appliance branch circuits required for dwelling kitchen, pantry, breakfast room, dining room, or similar receptacle outlets?
07 What minimum branch-circuit rating is required for the dwelling laundry receptacle circuit?
08 What is the minimum rating of the required branch circuit supplying dwelling bathroom receptacle outlets?
09 In a dwelling kitchen, which receptacles require GFCI protection under the 2023 NEC?
10 A 125 V, 20 A dwelling garage receptacle generally requires which protection?
11 Which branch-circuit protection is generally required for a 120 V, 15 A outlet in a dwelling bedroom?
12 Under the 2023 NEC, what is the minimum working-space width in front of covered electrical equipment?
13 For equipment rated 600 V or less, what is the general minimum working-space height?
14 For a 120 V panel with no exposed live parts opposite and a condition 1 arrangement, what minimum working-space depth is shown in Table 110.26(A)(1)?
15 How are insulated grounded conductors of 6 AWG or smaller generally identified?
16 Which color is generally reserved for identifying an insulated equipment grounding conductor?
17 A receptacle installed face-up in a countertop work surface is generally what under the NEC?
18 For box-fill counting, how many conductor-volume allowances does one ordinary device yoke with conductors connected to it generally use?
19 For box fill, up to four equipment grounding conductors entering a box generally count as how many conductor-volume allowances?
20 Between pull points, what is the maximum total bend in a run of electrical metallic tubing (EMT)?
21 For more than two conductors in a raceway, what maximum fill percentage normally applies?
22 For exactly two conductors in a raceway, what maximum fill percentage normally applies?
23 For a single conductor in a raceway, what maximum fill percentage normally applies?
24 A 16 A continuous load on a branch circuit requires at least what ampacity before other adjustments?
25 What is the general maximum overcurrent-protection rating for 12 AWG copper small conductors, absent a listed exception?

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