The ____ Emacs command is used to mark the cursor location.

A. Ctrl+@
B. Ctrl+>
C. Ctrl+<
D. Ctrl+m


Answer: A

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Which of the following is a possible effect of product spills? (Select all that apply.)

a. Dust pollution b. Dust exposure c. Loss of production d. Chemical exposure

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What does H70-T40 mean when describing a hydrogen filling station?

A) The estimated time needed to fill the tank B) The size of the storage tank C) The type of hydrogen D) The temperature and pressure rating

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Since a typical GTAW procedure uses no flux, it is usually not necessary to _____

A) use a filler metal B) ventilate the work area C) perform postweld cleaning D) wear welding gloves

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Someone claims that turning the thermostat of the central air conditioning of a warm house to the lowest level will cool the house a lot faster. Is there any truth to this claim?

What will be an ideal response?

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