Drilling Engineering Exam Questions and Answers – Comprehensive Practice

Drilling Exam Answers
1) Hydrostatic pressure function of :
A) True vertical depth.
B) Measured depth.
C) A&B
D) None of above

2) PDC bit life depends on the :
A) Bearing life.
B) Type of formation.
C) Mud weight.
D) None of above

3) Function of drill collars is used for :
A) Weight on bit.
B) Keep string in tension.
C) A&B
D) None of above

4) Lubricant effect of oil base mud is less than water base mud :
A) True
B) False

5) Diverter system is used for shut well in :
A) True
B) False

6) Blow out preventer is used for :
A) Shut well in
B) Diverter flow
C) Drilling while shut in
D) Apply weight on bit

7) When conduct cement job in depleted reservoir it is recommended to use CMT weight higher than
ECD while drilling :
A) True
B) False

, 8) ECD is:
A) Higher than MWT
B) Equal MWT
C) Less than MWT
D) All of the above

9) Function of drilling fluid is :
A) Clean well bore
B) Control formation pressure
C) Well bore stability
D) Isolate between two formation
E) A&B&C

10) The water depth of the jack up rig applications higher than the water depth of the semi-
submersible rig applications:
A) True
B) False

11) While shut well in and there is a gas in annulus and there is a gas kick :
A) Gas can be expanded
B) Not expanded
C) None of the above

12) Kill mud weight while drilling function of :
A) Shut in drill pipe
B) Shut in casing pressure
C) Both of them

13) Causes of swab are :
A) Pulling too fast
B) Running too fast
C) Hole diameter
D) A&B&C

14) H2S gas is heavier than air and accumulated around rig floor :
A) True
B) False

15) Mud motor is normally used to drill :
A) Vertical hole
B) Directional hole
C) Pump the mud down in hole