
QRA1

Quiz
•
Engineering
•
Professional Development
•
Medium
mohamed mostafa
Used 1+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
In which phase is a Preliminary QRA conducted to compare design options?
Detailed Engineering Phase
Basic Engineering / FEED Phase
Evaluation / Concept Selection Phase
Operation Phase
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which tool is commonly used in QRAs for modeling sequential event scenarios?
Fault Tree Analysis (FTA)
HAZID
Process Flow Diagram (PFD)
Event Tree Analysis (ETA)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of an Assumption Register in QRA studies?
To document conservative assumptions used during the study
To replace missing data with generic inputs
To define safety barriers for facility operations
To summarize the key findings of risk analysis
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which atmospheric condition is classified as "very unstable" in the Pasquil Stability Classes?
Class C
Class F
Class A
Class F
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following is NOT typically part of a QRA consequence analysis?
Ignition probability modeling
Jet fire heat radiation analysis
Societal risk assessment
Financial loss estimation
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the main function of the Scope of Work (SOW) in a QRA study?
To estimate event frequencies
To define the objective, boundaries, and deliverables of the study
To validate the assumptions register
To conduct vulnerability analysis
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of an Event Tree Analysis (ETA) in QRA?
To evaluate potential event sequences after an initiating event
To identify all possible ignition sources in a facility
To model failure frequencies of equipment
To document all assumptions made during the QRA
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