modeling requirements, architectures, behaviour · pdf filerailway interlocking, notebook,...
TRANSCRIPT
![Page 1: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/1.jpg)
Budapest University of Technology and Economics Department of Measurement and Information Systems
Modeling Requirements, Architectures, Behaviour ...
The System Modeling Language (SysML) and the SYSMOD modeling approach
![Page 2: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/2.jpg)
Acknowledgement
Portions of this presentation are from
o Systems Engineering with SysML/UML, by Tim Weilkiens, published by Morgan Kaufmann Publishers, Copyright 2007 Elsevier Inc. All rights reserved.
o A Practical Guide to SysML, by Sanford Friedenthal, Alan Moore, and Rick Steiner, published by Morgan Kaufmann Publishers, Copyright 2009 Elsevier Inc. All rights reserved.
o IBM course, Requirements management
2
![Page 3: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/3.jpg)
Overview
Context
SysML Overview
SysML details + the SYSMOD Systems Engineering Methodology
3
![Page 4: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/4.jpg)
Systems Engineering Systems Engineering is a multidisciplinary approach to
develop balanced system solutions in response to diverse stakeholder needs
~ Integration Engineering o Software engineering o Hardware engineering o Mechanical engineering o Safety engineering o Security engineering o ...
~ Process Engineering System
o Military, airplane, car, aviation, railway interlocking, notebook, etc.
4
![Page 5: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/5.jpg)
Systems Engineering Process
V-model
5
![Page 6: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/6.jpg)
V-model – v2
6
EN50129
![Page 7: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/7.jpg)
7
Vision
Acceptance Tests Stakeholder
Requirements
Operational Use
System Tests System
Requirements
Component Tests Component
Requirements
V-model – v3
Pro
ble
m
Sp
ace
So
lutio
n S
pa
ce
![Page 8: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/8.jpg)
8
Stakeholder requirements
• A description of the problem
and its context
• Describes what stakeholders
want from the system
• Not the definition of the solution
(except for environment)
• Quality of results
• Created by stakeholders
System requirements
• An abstract representation of
the solution
• Describes what the system
will do
• Not the definition of the
design
• How well it does it
• Created by systems
engineers
“The user shall be able to ....” “The system shall do ….”
Differentiating Problem and Solution
Problem Solution
![Page 9: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/9.jpg)
9
analyze
& model
derive
requirements
and acceptance
strategy
Models
Acceptance Strategy Output Specification
agree
with
supplier
Input Specification
agree
with
customer
Acceptance Strategy
Request Change
Request Change
Request Change
![Page 10: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/10.jpg)
10
Vision
Acceptance Tests Stakeholder
Requirements
Operational Use
System Tests System Requirements
Component Tests Component
Requirements
![Page 11: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/11.jpg)
11
Functional modeling
Functional modeling
Functional modeling
Models Bridge Layers of Requirements
e.g Goal / Usage modeling
e.g. Functional modeling
Stakeholder Requirements
Subsystem Requirements
System Requirements
Vision
e.g. Performance modeling
![Page 12: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/12.jpg)
Importance of Traceability
12
Vision
Acceptance Strategy Stakeholder
Requirements
Operational Use
System Test System Requirements
Acceptance Strategy Architecture
Validating the product
Accepting the product
Verifying the product
Evaluating subsystems
satisfies
satisfies
satisfies
Impact Analysis
![Page 13: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/13.jpg)
Importance of Traceability
13
Vision
Acceptance Strategy Stakeholder
Requirements
Operational Use
System Test System Requirements
Acceptance Strategy Architecture
satisfies
satisfies
satisfies
?
?
Coverage analysis
![Page 14: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/14.jpg)
Overview
Context
SysML Overview
SysML details + the SYSMOD Systems Engineering Methodology
14
![Page 15: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/15.jpg)
SysML overview
„UML for Systems Engineering” o Supports the specification, analysis, design, verification
and validation of systems that include hardware, software, data, personnel, procedures, and facilities
Developed by OMG and International Council on Systems Engineering (INCOSE)
OMG SysML™ (http://www.omgsysml.org) o RFP – March 2003
o Version 1.0 – September 2007
o Version 1.1 – November 2008
o Version 1.2 – June 2010
o Version 1.3 – June 2012
15
![Page 16: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/16.jpg)
Relationship Between SysML and UML
UML 2
UML 2
Reuse
(1, 2)
UML
reused by
SysML
UML
not required
by SysML
(UML -
UML4SysML)
SysML
extensions to
UML
SysML
16
UML4SysML
SysML Profile
![Page 17: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/17.jpg)
SysML Diagram Taxonomy
17
![Page 18: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/18.jpg)
Aspects of SysML
18
![Page 19: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/19.jpg)
Overview
Context
SysML Overview
SysML details + the SYSMOD Systems Engineering Methodology
19
![Page 20: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/20.jpg)
Language vs. Methodology
Modeling Language
o Defines elements and their relationship
o Defines syntax and semantics
o What type of elements can be used during modeling?
o E.g. SysML
Development Methodology
o Defines the steps of analyzing and designing the system
o Defines the usage of the model elements and diagrams
o How shall the model be built?
o E.g. SYSMOD (SYStem MODeling) by Tim Weilkiens
20
![Page 21: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/21.jpg)
The SYSMOD approach
Analyzing Requirements
21
![Page 22: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/22.jpg)
The SYSMOD approach for design
22
![Page 23: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/23.jpg)
SysML
Represents behavior in terms of the ordering of actions based on the availability of inputs, outputs, and control, and how the actions transform the inputs to outputs
23
Activity diagram
Name of activity
Action in activity
Pin
Object
Parameter of activity
Object flow
![Page 24: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/24.jpg)
Describe Project Context
Car rental system o Works without staff
• Customer identification needed
o Central computer in radio compartment • Communicates with central
reservation system
• Collects usage data
• Comfort features – Navigation
– Radio
– Phone
– ...
24
![Page 25: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/25.jpg)
Determine requirements
25
![Page 26: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/26.jpg)
Identify stakeholders
26
![Page 27: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/27.jpg)
Identify stakeholders
27
![Page 28: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/28.jpg)
Collect requirements
28
![Page 29: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/29.jpg)
SysML
Requirements diagram Represents text-based requirements and their relationship with other requirements, design elements, and test cases to support requirements traceability
29
Requirements diagram
Type of context element
Name of context element
Name of diagram
Requirement
Requirement composition
![Page 30: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/30.jpg)
Collect requirements
30
![Page 31: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/31.jpg)
Model System Context
31
![Page 32: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/32.jpg)
Identify System Actors
32
![Page 33: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/33.jpg)
SysML
33
Block Definition Diagram Represents structural elements called blocks, and their composition and classification
Block definition diagram
Block Actor
![Page 34: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/34.jpg)
Model System-Actor Information Flow
34
![Page 35: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/35.jpg)
Identify System Interaction Points
35
![Page 36: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/36.jpg)
System Context
36
![Page 37: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/37.jpg)
Model Use Cases
38
![Page 38: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/38.jpg)
Model Use Cases
39
![Page 39: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/39.jpg)
SysML
40
Use Case Diagram Represents functionality in terms of how a system or other entity is used by external entities (i.e., actors) to accomplish a set of goals
Use case diagram
Use case
Actor Object flow
![Page 40: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/40.jpg)
Model Use Cases
Organizing use cases into packages
41
![Page 41: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/41.jpg)
SysML
Requirements traceability
42
![Page 42: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/42.jpg)
Describe Use Cases Essences
43
![Page 43: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/43.jpg)
Describe Use Cases Essences
44
![Page 44: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/44.jpg)
Describe Use Cases Essences
45
![Page 45: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/45.jpg)
Model Use Case Flows
46
![Page 46: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/46.jpg)
Model Object Flows
47
![Page 47: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/47.jpg)
Model Domain Knowledge
48
![Page 48: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/48.jpg)
Create Glossary
49
Supports better understanding
![Page 49: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/49.jpg)
The SYSMOD approach for design
50
![Page 50: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/50.jpg)
Model System/Actor Interaction
51
![Page 51: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/51.jpg)
SysML
52
Sequence Diagram Represents behavior in terms of a sequence of messages exchanged between parts
Sequence diagram
![Page 52: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/52.jpg)
Derive System Interfaces
53
![Page 53: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/53.jpg)
Model System Structures
54
Identify system components
![Page 54: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/54.jpg)
Model System Structures
55
Identify relation of components
![Page 55: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/55.jpg)
SysML
56
Internal Block Diagram Represents interconnection and interfaces between the parts of a block
Internal block diagram
Part: usage of block type
Flow port
Standard port
Interfaces
Item flow
![Page 56: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/56.jpg)
Model System Structures
57
Structural allocation
![Page 57: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/57.jpg)
Model System Structures
58
Functional allocation:
Actions to System components
![Page 58: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/58.jpg)
Model System Structures
59
Traceability to requirements:
Blocks satisfying a req.
![Page 59: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/59.jpg)
Derive State Model
60
![Page 60: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/60.jpg)
Derive State Model
61
![Page 61: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/61.jpg)
SysML
62
State Machine Diagram Represents behavior of an entity in terms of its transitions between states triggered by events
![Page 62: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/62.jpg)
Parametrics
Constraints on block properties
66
![Page 63: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/63.jpg)
SysML
67
Parametric Diagram Represents constraints on property values used to support engineering analysis
Parametric diagram
Constraint property node
Block value Value binding
![Page 64: Modeling Requirements, Architectures, Behaviour · PDF filerailway interlocking, notebook, etc. 4 . ... e.g. Functional modeling Stakeholder Requirements ... reservation system](https://reader031.vdocuments.us/reader031/viewer/2022022005/5ab51a777f8b9a1a048c8852/html5/thumbnails/64.jpg)
Variant Management
68