PTA Quiz

The following self-assessment test is to help you decide which course is best suited to you; PTA/RTA Module 1 or Module 2.

1. A correctly designed test should:
Three answers







2. Before starting any analysis it is essential to:
Two answers





3. The governing conditions for the diffusivity equation are:
Three answers








4. The parameters influencing the permeability calculation are:
Two answers






5. In the Darcy’s Law equation Delta p = q.B.µ/A.k . The variables are:
Check the corresponding cell

  Viscosity Pressure drop Area of flow Permeability Rate Volume factor
Delta p
q
B
µ
A
k

6. The skin factor can influenced by:
Three answers







7. A back pressure test, or flow after-flow test, is:
Two answers





8. An isochronal test is:
Two answers





9. A modified isochronal test is:
One answer




10. The objectives of a Well Test can be:
Four answers








11. The objectives Gas transient test analysis can be to evaluate:
Four answers








12. Characteristics of constant wellbore storage effect include:
Two answers





13. Wellbore Storage in a gas well is:
Four answers








14. Based on the following skin values, what is your diagnosis?

Skin value Fractured well Acidized well Damaged well
-5
+2
+10
-2

15. Which two are the most suitable diagnostic for analysis of a build-up after multiple rate flow periods?
Two answers







16. What are the characteristics of Infinite Acting Radial Flow in a drawdown:
Two answers






17. What is the characteristic of Infinite Acting Radial Flow in a build-up:
One answer





18. What are the characteristics of linear flow
Two answers





19. A Horner analysis is strictly valid
One answer





20. From the Horner plot straight line drawn through IARF it is possible to extract the:
Three answers






21. What is the effect of a single sealing fault:
Two answers






22. The AOF is the:
One answer






23. In a fractured well which of the following flow regimes can be observed?
Four answers







24. In a horizontal well the first derivative stabilization corresponds to:
One answer





25. On the following log-log plot identify the lines:




Line one
Line two
Line three