API-580 Practice Questions

A.  

RBI precision is more important than RBI accuracy.

B.  

RBI accuracy cannot be fully achieved with qualitative RBI analysis.

C.  

Quantitative RBI methods are more accurate than qualitative methods.

D.  

The implied linkage between RBI accuracy and precision may not exist.

A.  

results in a decrease in inspection frequencies.

B.  

is the least cost-effective.

C.  

may have little or no effect.

D.  

is most effective in reducing risk.

A.  

Estimating the release rate

B.  

Identifying the most likely failure mode

C.  

Determining the deterioration susceptibility and rate

D.  

Identifying active and credible damage mechanisms

A.  

Loss of containment

B.  

Corrosion beyond the corrosion allowance

C.  

End of service life and time to replace

D.  

Fire or explosion

A.  

Using engineering judgment to estimate the POF categories

B.  

Adjusting the data by qualified persons to make it more equipment specific

C.  

Multiplying it by numerical fractions obtained from applicable industry literature

D.  

Categorizing the probability of failure as high, medium or low with different orders of magnitude

A.  

identifying the most likely failure mode.

B.  

estimating total volume of fluid that may escape.

C.  

determining the deterioration susceptibility and rate.

D.  

identifying active and credible damage mechanisms.

A.  

It is considered synonymous with accuracy.

B.  

It generally cannot be combined with other risk analysis.

C.  

It must be the same for all RBI methods considered.

D.  

It should be consistent with the type of RBI method used.