The air quality of a confined space must be monitored _____________________.
A. before entering
B. while work is being done
C. for the first 30 minutes of the work
D. a and b
Answer: D
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Indicate whether the statement is true or false
The straight step pattern can be used for ____.
A. fillet welds B. deep groove welds C. stringer beads D. filling in the weld toe
A series of intersecting straight lines with distances and angles of intersection noted describes:
a. A series of contours b. A profile c. A hydrographic map d. A traverse e. A nautical map
Architects, large construction companies, federal, state, and county civil engineering departments ____.
A. do not employ CAD technicians directly B. are examples of secondary employers of CAD technicians C. utilize CAD technicians only through contracted work D. rely on drawings produced by CAD technicians but only hire them in projects with impending deadlines