The IRC requires all habitable rooms to have a glazing area equal to ____ of the room's floor area and that half of the area used to provide light also be openable to provide ventilation.

A. 2%
B. 8%
C. 12%
D. 20%


Answer: B

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A junction box typically located at the PV array location where two or more PV source circuits are connected together is called a(n) ____________________ box.

Fill in the blank(s) with the appropriate word(s).

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In creating a schematic diagram, signal flow should proceed from ____.

A. top to bottom B. bottom to top C. left to right D. right to left

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A vehicle with sequential fuel injection will:

A. Inject fuel only once per engine cycle B. Inject fuel on every stroke of a four-stroke cycle C. Have one fuel injector that is used for all of the cylinders in a multi-cylinder engine D. Inject fuel all the time when an engine is running

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Soils with thick horizons consisting mainly (> 30% by weight) of organic matter and that form in topographic depressions or low-lying places usually belong to the order ________

A) Histosols B) Umbrasols C) Spodosols D) Alfisols E) Vertisols

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