Chapter 9 - Fred

Question 1

Some of the purposes that models can serve throughout the system life cycle include: (choose 3)
A. Characterizing an existing system
B. Support for training
C. Choose system architecture
D. Define stakeholders needs
E. Support for systems integration and verification

Answer 1

A/B/E

pag. 182 9.1.2

Question 2

Which one of the next sentences better represents what a model is (choose 1):
A. Models represent the the essential characteristics of the SOI
B. A model is an abstraction or representation of a system, entity, phenomenon, or process of interest
C. A model is a three-dimensional representation of a person or thing or of a proposed structure, typically on a smaller scale than the original.
D. A model is 100% real

Answer 2

B

9.1.1 page 181 DoD definition

Question 3

Which sentences are true (choose 2):
A. The model breadth reflects the system requirements coverage in terms of the degree to which the model must adress the functional, interface, performance, and physical requirements.
B. The model depth reflects the system requirements coverage in terms of the degree to which the model must adress the functional, interface, performance, and physical requirements.
C. The model depth indicates the coverage of system decomposition from the system context down to the systen elements.
D. The model breadth indicates the coverage of system decomposition from the system context down to the systen elements.

Answer 3

A/C

page 182 9.1.3

Question 4

Which of the following are classification of models? (choose 2)
A. Physical mock-ups
B. Tables
C. Simulink
D. Formal models

Answer 4

A/D

page 183 9.1.4.1

Question 5

Which of the following can be considered types of simulation? (choose 3)
A. Physical simulation
B. Computer-based simulation
C. Timed simulation
D. Hardware simulation

Answer 5

A/B/D

page 185 9.1.4.2

Question 6

What’s one approach to semantic interoperability? (choose 1)
A. Use model transformations between different models.
B. Use the same data accross several models
C. Use the same data structure accross models
D. Transform models to include different data

Answer 6

A

page 186 9.1.6

Question 7

What is a modelling language? (choose 2)
A. Languages to be both human interpretable and computer interpreatable, specified in both syntax and semantics
B. A natural language like English
C. A language that may be expressed using graphical symbols
D. SysML

Answer 7

A/C

9.1.9 page 186/187

Question 8

What is SysML? (choose 1)
A. General-purpose modelling language that is intended to support many different model-based methods, such as structured analysis methods and object-oriented methods
B. Programming language that is intended to support many different model-based methods, such as structured analysis methods and object-oriented methods
C. A systematic approach to SE

Answer 8

A

9.1.9 page 188

Question 9

Which two are block diagrams present in SysML? (choose 2)
A. BDD
B. IBD
C. DDD
D. Use-case diagram

Answer 9

A/B

page 187 9.1.9

Question 10

What are typical examples of modeling guidelines? (choose 3)
A. Naming conventions
B. Applying model reuse considerations
C. Graphical choerence
D. Proper use of modeling constructs

Answer 10

A/B/D

9.1.11 page 188

Question 11

In general, models and simulations provide information that enables one to: (choose 3)
A. Assess progress
B. Assess model quality
C. Predict performance
D. Estimate effort and cost

Answer 11

A/B/D

9.1.12 page 189

Question 12

Which of the following are benefits of the use of MBSE? (choose 3)
A. Improved communications amog the development stakeholders
B. Improved product quality
C. Improved ability to teach and learn SE fundamentals
D. Faster development
E. Requires less work

Answer 12

A/B/C

9.2.1 page 189

Question 13

Which two of the following better describes FBSE? (choose 3)
A. An approach that focuses on the functional architecture of the system
B. FBSE process is static, so it’s only performed once
C. FBSE process is iterative, even within a single stage in the system life cycle
D. FBSE describes how the system will do the functions
E. The objective of the FBSE is to create a functional architecture for which system products and processes can be designed

Answer 13

A/C

9.3.1 page 190

Question 14

The products of FBSE can take various formats. Which are correct (choose 3)
A. Block diagrams
B. Data flow diagrams (DFDs)
C. IPO diagrams
D. Stochastic graphs
E. Models

Answer 14

B/C/E

page 192

Question 15

Which tools can be used to perform FBSE? (choose 2)
A. Analysis tools
B. Drawing tools
C. Requirements traceability tools
D. Dictionary

Answer 15

A/C

page 192 9.3.2

Question 16

Which of the following are measures that can be use to measure the overall process and products of FBSE? (choose 3)
A. Number of allocation-related trade studies completed as a percent of the number identified
B. Number of functions
C. Number of function not decomposed
D. Percent of performance requirements that have been allocated at the lowest level of the functional hierarchy

Answer 16

A/C/D

9.3.3 page 193

Question 17

Which one the following are OOSEM (Object-Oriented SE Method) objectives? (choose 2)
A. Support system-level reuse and design evolution
B. Design modeling languages
C. Integrate MBSE with object-oriented software

Answer 17

A/C

9.4.1 page 193

Question 18

Which of the following are subprocesses for OOSEM? (choose 2)
A. Manage system development
B. Integrate and test the system
C. Implement system
D. Operate system
E. Define system requirements and design

Answer 18

A/B/E

page 193 9.4.2

Question 19

“Prototyping is a technique that can significantly enhance the likelihood of providing a system that will meet the user’s need”. Is it: (choose 1)
A. True
B. False

Answer 19

A

page 197 9.5

Question 20

Which of the following are key activities of the IPDT process? (choose 3)
A. Delegate responsability and authority to IPDT leaders
B. Staff the IPDT
C. Understand the team’s operating environment
D. Collect requirements

Answer 20

A/B/C

page 201 9.7.2.1