Technician A says that the HVAC doors in an automatic system may be cable operated. Technician B says that the HVAC doors in an automatic system may be operated by electric servos. Which technician is correct?

A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B


B) Technician B only

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Which of the following are common barriers to entry?

A) economies of scale B) absolute unit-cost advantages C) capital access and costs D) all of the above

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Most large swine producers have used gestation crates since the 1990s as the primary housing for

gestating sows

Indicate whether the statement is true or false.

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The ancestor of the modern horse was the _____.

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

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The ____________________ command, used to run a shell script, includes several options for debugging.

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

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