SYSTEM ANALYSIS METHODOLOGIES

Question 1

The first fundamental step in life cycle analysis is the goal and scope definition phase.
The last step is the impact assessment phase.

a. Both statements are true
b. Only first statement is true
c. Both statements are false
d. Only second statement is true

Answer 1

b. Only first statement is true

Question 2

Which of the following best describes the type of data collected during the LCI phase?

a. Consumer satisfaction and user feedback
b. Inputs of energy, materials, and outputs of emissions and waste
c. Marketing and distribution data
d. Financial investment records

Answer 2

b. Inputs of energy, materials, and outputs of emissions and waste

Question 3

Which ISO standards specifically provide guidelines for conducting LCA?

a. ISO 9001 and 14001
b. ISO 14040 and 14044
c. ISO 14010 and 14020
d. ISO 12000 and 13000

Answer 3

c. ISO 14010 and 14020

Question 4

Which of the following life cycle stages is NOT typically included in an LCA?

a. Raw material extraction
b. Manufacturing
c. Product design only
d. Post-use or disposal

Answer 4

c. Product design only

Question 5

What is the final phase of the Life Cycle Assessment (LCA) process?

a. Life Cycle Inventory
b. Life Cycle Impact Assessment
c. Life Cycle Interpretation
d. Goal and Scope Definition

Answer 5

c. Life Cycle Interpretation

Question 6

Which phase of the Life Cycle Assessment (LCA) is the Life Cycle Impact
Assessment (LCIA)?

a. First
b. Third
c. Second
d. Final

Answer 6

b. Third

Question 7

Which of the following is not one of the main environmental impact categories
grouped in LCA?

a. Damage to human health
c. Resource depletion
c. Damage to ecosystem quality
d. Customer satisfaction

Answer 7

d. Customer satisfaction

Question 8

What components are included in a product system?

a. Sales data and customer reviews
b. Advertising campaigns and packaging
c. Unit processes with elementary and product flows
d. Financial transactions and tax records

Answer 8

c. Unit processes with elementary and product flows

Question 9

What is a unit process in Life Cycle Assessment (LCA)?

a. A marketing step taken after production
b. A financial transaction record
c. An individual operation within the product system
d. A consumer feedback mechanism

Answer 9

c. An individual operation within the product system

Question 10

Which of the following best defines elementary flows in LCA?

a. Internal company data on inventory levels
b. Emissions and raw materials that flow from or to the environment
c. The financial budget of production
d. Intermediate steps in product assembly

Answer 10

b. Emissions and raw materials that flow from or to the environment

Question 11

It entails taking into consideration how actions or results inside a system feedback and affect the system as a whole.

a. Life Cycle Analysis
b. Feedback Effects
c. Risk Analysis
d. Financial Analysis

Answer 11

b. Feedback Effects

Question 12

It refers to the process of combining different financial data sources, assumptions,
models, and qualitative insights into a unified, coherent framework that shows the
financial outcome or health of a project, business, or investment.

a. Life Cycle Analysis
b. Feedback Effects
c. Risk Analysis
d. Financial Analysis

Answer 12

d. Financial Analysis

Question 13

It is a well-known scientific tool that could be used to analyze a system or predict its
behavior before physical construction.

a. Simulation Model
b. Graphic Model
c. Dynamic Model
d. Scientific Model

Answer 13

a. Simulation Model

Question 14

A technique that helps researchers and stakeholders understand the dynamics and
behavior of energy systems by generating virtual representations of real-world
systems.

a. Simulation Model
b. Graphic Model
c. Dynamic Model
d. Scientific Model

Answer 14

a. Simulation Model

Question 15

A type of simulation model that is used to determine optimal design parameters and operating conditions of the systems and does not account for the element of time.

a. Uniform Analysis Model
b. Agent-Based Modelling
c. Steady-state Analysis Model
d. Dynamic Model

Answer 15

c. Steady-state Analysis Model

Question 16

A type of simulation model that is time-dependent behavior of the process.

a. Uniform Analysis Model
c. Steady-state Analysis Model
b. Agent-Based Modelling
d. Dynamic Model

Answer 16

d. Dynamic Model

Question 17

A simulation method that is commonly used in energy systems analysis that focuses
on comprehending feedback loops and the dynamic behavior of systems over time,
expressing the flow of energy through various system components.

a. Agent-Based Modeling (ABM)
b. System Dynamics (SD)
c. Discrete-Event Simulation (DES)
d. Integrated Energy Models (IEMs)

Answer 17

b. System Dynamics (SD)

Question 18

It simulates how individual agents behave within a system and interact with one another and the environment, it makes it possible to model consumer behavior, the
dynamics of the energy market, and the uptake of renewable energy technologies.

a. Agent-Based Modeling (ABM)
b. System Dynamics (SD)
c. Discrete-Event Simulation (DES)
d. Integrated Energy Models (IEMs)

Answer 18

a. Agent-Based Modeling (ABM)

Question 19

It refers to the agent’s initial energy consumption, which is influenced by lifestyle choices, appliance usage, and home size.

a. Social Influence
b. Baseline
c. Agent Characteristics
d. External Factors

Answer 19

b. Baseline

Question 20

It refers to the personal traits of the agent that affect how much energy it uses, such as
age, income, education (the degree of knowledge and comprehension of energy-saving techniques and technologies), and awareness of the environment.

a. Social Influence
b. Baseline
c. Agent Characteristics
d. External Factors

Answer 20

c. Agent Characteristics

Question 21

It is a special form of design that intentionally creates a high degree of independence
or ‘loose coupling’ between component designs by standardizing component interface
specifications.

a. Modularity
b. Baseline
c. Agent Characteristics
d. External Factors

Answer 21

a. Modularity

Question 22

Here are some popular simulation software under scoping study options, except:

a. Matlab
b. Simulator
c. SolidWorks
d. Collimator

Answer 22

c. SolidWorks

Question 23

What is Scoping Studies?

a. It is a process that arises naturally in many practical situations, and it is
important to understand how to analyze and control it.
b. Provides a deeper understanding of how the findings relate to each other
through the identification of recurrent themes, rather than summarizing
existing findings.
c. It is a special form of design that intentionally creates a high degree of
independence or ‘loose coupling’ between component designs by
standardizing component interface specifications.
d. Provide a visual representation of the control system, making it easier to
understand and analyze.

Answer 23

b. Provides a deeper understanding of how the findings relate to each other
through the identification of recurrent themes, rather than summarizing
existing findings.

Question 24

What is CAPM?

a. Central Asset Pricing Model
b. Cost Asset Pricing Model
c. Capital Asset Product Model
d. Capital Asset Pricing Model

Answer 24

d. Capital Asset Pricing Model

Question 25

Which is not a key characteristic of modular design? a. Interchangeability b. Maintainability c. Financiability d. Scalability

Answer 25

c. Financiability

Question 26

What is portfolio optimization? a. Developed based on OPT, this model connects the expected return of individual securities to the overall market return, emphasizing the proportionality between excess security returns and market excess returns (beta coefficients). b. The document discusses statistical and mathematical models, including time series analysis and multifactor forecasting, to predict securities' future prices and returns. c. Classical models like Random Walk are verified using statistical methods to ensure their practical applicability, emphasizing the importance of data-driven decision-making. d. Classical models like Random Walk are verified using statistical methods to ensure their practical applicability, emphasizing the importance of data-driven decision-making.

Answer 26

d. Classical models like Random Walk are verified using statistical methods to ensure their practical applicability, emphasizing the importance of data-driven decision-making.

Question 27

These are the types of Modular Components in Engineering except a. Electronic Modules b. Software Modules c. Hardware Modules d. Mechanical Modules

Answer 27

c. Hardware Modules

Question 28

The type of Modular Components that include circuit boards, microcontrollers, and power supplies, which can be combined to create different functionalities. a. Electronic Modules b. Software Modules c. Hardware Modules d. Mechanical Modules

Answer 28

a. Electronic Modules

Question 29

It is an extension of MATLAB that allows engineers to visually model and simulate dynamic systems using block diagrams. It provides a user-friendly interface for designing control algorithms. a. Matlab b. Simulator c. Simulink d. Collimator

Answer 29

c. Simulink

Question 30

What are Forecasting Models? a. Developed based on OPT, this model connects the expected return of individual securities to the overall market return, emphasizing the proportionality between excess security returns and market excess returns (beta coefficients). b. The document discusses statistical and mathematical models, including time series analysis and multifactor forecasting, to predict securities' future prices and returns. c. Classical models like Random Walk are verified using statistical methods to ensure their practical applicability, emphasizing the importance of data-driven decision-making. d. The PDF highlights principles of dynamically managing portfolios to achieve conditionally optimal results and adapt to changing market conditions.

Answer 30

b. The document discusses statistical and mathematical models, including time series analysis and multifactor forecasting, to predict securities' future prices and returns.

Question 31

It is a process of identifying, assessing, and reducing risks to an acceptable level? a. Risk Determination b. Risk Avoidance c. Risk Analysis d. Risk Safety Processes and Approach

Answer 31

c. Risk Analysis

Question 32

Are risks that lie hidden for periods before emerging suddenly and sometimes in catastrophic form? a. Continuous Risk b. Catastrophic Risk c. Invisible Risk d. Discrete Risk

Answer 32

d. Discrete Risk

Question 33

Which does not belong to the group? (Hint: Three basic approaches of risk avoidance) a. Ultra robust design to minimize failure b. Redundancy – one system fails, another takes over c. Increased shutdowns for maintenance and repair d. Accuracy- checking the system and its functions

Answer 33

d. Accuracy- checking the system and its functions

Question 34

The probability of a risk occurring a. Impact b. Magnitude c. Risk analysis d. Likelihood

Answer 34

d. Likelihood

Question 35

Which statement is incorrect about Fault Tree Analysis? a. Method of identifying the possible causes of a system failure b. It is used to graphically illustrate the different potential causes of failure in the form of a diagram c. Is an inductive procedure that shows all possible outcomes resulting from an accidental (initiating) event, taking into account whether installed safety barriers are functioning or not, and additional events and factors. d. Determine what factors contributed to an event (failure), and the probability of it occurring.

Answer 35

c. Is an inductive procedure that shows all possible outcomes resulting from an accidental (initiating) event, taking into account whether installed safety barriers are functioning or not, and additional events and factors.

Question 36

Analysis requires sophisticated tools, which does not belong to the group? a. Tools Analysis b. Fault Tree Analysis c. Event Tree Analysis d. Uncertainty Analysis

Answer 36

a. Tools Analysis

Question 37

It is a system breakdown or accidents resulting from the interplay of multiple, interconnected factors? a. Failures b. Risk Analysis c. Accident Reviews and Analysis d. Complex Failures

Answer 37

d. Complex Failures

Question 38

Find which statement is incorrect a. Consequences could cause minor injuries b. Consequences could cause death c. Consequences could involve land contamination only d. Even if no human or ecological damage, mechanical failures lower capacity

Answer 38

c. Consequences could involve land contamination only

Question 39

What analysis aims at quantifying the variability of the output that is due to the variability of the input? a. Risk Analysis b. Event Tree Analysis c. Fault Tree Analysis d. Uncertainty Analysis

Answer 39

d. Uncertainty Analysis

Question 40

Find which statement is incorrect: a. Single component failures relatively hard b. Single small failures often harmless c. Single gigantic failures very rare d. Single component failures relatively easy

Answer 40

a. Single component failures relatively hard