How is a limited area sprinkler system defined?

A) Fewer than 20 heads.
B) One branch off a sprinkler main.
C) Covers less than 1000 ft2.


A) Fewer than 20 heads.

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The wearing away of the soil by wind or water is called:

a. Decomposition c. Hydration b. Stratification d. Erosion

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The two internal chambers of a dual cell wide band oxygen sensor include ________

A) Nernst and Pump B) Air reference and diffusion C) Inside and outside D) Single and dual

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The binary number system consists of the digits 0 and 1

Indicate whether the statement is true or false

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How many binary output lines would be required for a four-digit BCD-to-binary converter?

A) 16 B) 14 C) 10 D) 12

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