Risk presented in qualitative risk analysis as

• A.Form of event tree and fault tree
• B.Form of risk matrix
• C.Precise numeric value

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The data validation step stresses the need for a knowledgeable individual.

• A.All of the above
• B.Similar systems at the site or within the company or published data
• C.To comparing data from the inspections to the expected deterioration mechanism and rates
• D.To compare the results with previous measurements on that system

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The type of failure mode that likely to occur due thinning

• A.Only rupture
• B.Metal loss
• C.Cracks
• D.Larger leaks or rupture

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When some risk identified as acceptable then one of the following is not required.

• A.Risk mitigation
• B.Risk control
• C.Risk evaluation
• D.Risk reduction

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RBI is based on

• A.HAZOP principles
• B.PHA principles
• C.Sound, proven risk assessment and management principles
• D.Risk mitigation principles

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