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d) no correct answer

2. What happens if the well is dry?
a) The operator hires a cementing company to place several cement plugs in the
well to seal it permanently
b) The operator hires a cementing company to place several valves in the well to
seal it permanently
c) The operator hires a casing company to place several casing strings in the well
to produce oil and gas
d) No correct answer

3. Usually, the casing and cementing crews set and cement the production casing
or liner through the …
a) annular space
b) casing
c) pay zone
d) no correct answer

4. Why isn’t the production casing lowered to the very bottom of the hole?
a) To allow cement to flow out of the casing
b) To allow drilling fluid to flow out of the casing
c) To allow cement to enter the annulus
d) No correct answer

5. What do the production casing or liner and the cement actually seal off?
a) The annular space
b) The bottom of the well
c) The top of the well
d) No correct answer

6. How is a way for oil and gas to get from the formation and into the well
provided?
a) The well is shut in
b) The well is abandoned
c) The well is perforated
d) No correct answer

7. Where are the perforations made?
a) In the side of the casing near the producing zone
b) In the side of the casing opposite the producing zone
c) In the side of the tubing next to the producing zone
d) No correct answer

8. Holes, or perforations, ___the casing or liner and the cement around the casing
or liner.

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