See the Evaluating Software Architectures Methods and Case Studies, by Paul Clements, Rick Kazman, and Mark Klein. It concerns itself with achieving non-functional qualities (portability, scalability, performance, modifiability, inerrability, etc.) It has the following limitations − Lack of tools and standardized ways to represent architecture. ADD Steps: Figure SEQ Figure \* ARABIC 1: ADD Steps Step 1: Confirm there is sufficient requirements information. HYPERLINK "http://www.sei.cmu.edu/architecture/ata_method.html" http://www.sei.cmu.edu/architecture/ata_method.html HYPERLINK "http://en.wikipedia.org/wiki/Atam" http://en.wikipedia.org/wiki/Atam HYPERLINK "http://www.ifi.uzh.ch/swe/teaching/courses/seminar2004/abgaben/Hunt-Acme.pdf" http://www.ifi.uzh.ch/swe/teaching/courses/seminar2004/abgaben/Hunt-Acme.pdf Presented by: Israa Mostafa Islam Neveen Adel Mohamed Omnia Ibrahim Ahmed Presented to: Dr. Hany Ammar - . i�+Ͽ�`��;�0�-�S�N�+����B�͊�+�.��C^@�=\S���LP���*RP ����L�NF�>�� ��:����A�fR"���9�)����Ņ��٘ You, also, need to decide if you will be presenting your board’s side by side as one big board, one poster … personal workstations) and one central resource such as a file tree, database, or a cluster of powerful central calculation computers. Provides the following key features: An architectural ontology consisting of seven basic architectural design elements. It has the following limitations − Lack of tools and standardized ways to represent architecture. &. Representations (methodologies): ADD method ATAM method ADD method: What is ADD? &F � 7� ����r�� ]���^�r�`� a$gd�hD $ � � ���� �r�]���^� `�r�a$gd�� $ Architecture descriptions using DAOP-ADL comprises of the two parts: one defines standalone components and aspects, and the second is the composition specification. m Computationally speaking, connectors mediate the communication and coordination activities among components. the ATAM, a method for evaluating a software architecture based on a set of attribute-specific measures of the system such as performance, availability, modifiability, and security lightweight architecture evaluation methods the architecture design process in the organization These scenarios are then used in conjunction with architectural approaches and architectural decisions to create an analysis of trade-offs, sensitivity points, and risks (or non-risks). identified risks early in the life-cycle . t � 6������� ��6� � � �� �� �� ��� 4� 4� ��0_�0�ˮ�i%��{���,->����C�qr�}7�mp⨝������Pv��ܡ�e�H��b}qՂ�$��4cD����-� @�< �5�A��@~�-�M�E�����}MZϐjZCl�e�ص������d���z\�s��T���c`% ۺ* UZW+�_J�d�� $hҘ�������dG�տlux�6{f�03 OVERVIEW 2.1. Brainstorm and prioritize scenarios - among the larger stakeholder group, present the current scenarios, and expand. It is the leading method in the area of software architecture evaluation. Its architecture design is developed by taking sets of quality attribute scenario inputs and using knowledge of relationship between quality attribute access and architecture. The architecture is then evaluated against each scenario. l a� yt�-� M kd $$If �l � �� � The desired scenarios are mapped onto architectural components to assess the architecture's capability to support those scenarios or identify the changes required to handle those scenarios. 99 0 obj <> endobj Then repeat steps 1-7 until all of the drivers have been satisfied. View Case Study For Architecture PPTs online, safely and virus-free! Styles Types: Pipe-and-Filter In a pipe-and-filter system the data flow in the system is in focus. increased communication among stakeholders. Choose the solutions that are most appropriate for the high priority architectural drivers. Assign each new element its functionality and sketch an interface for it showing information flow. Mar 30, 2018 - Explore Mate Thitisawat's board "Program Analysis", followed by 366 people on Pinterest. The high-definition Software Architecture PowerPoint template has been designed by professional graphic designers upon vector-base. But for any particular system 1. 1. ADD essentially follows a �Plan, Do, and Check� cycle: Plan: Quality attributes and design constraints are considered to select which types of elements will be used in the architecture. 0000014666 00000 n INTRODUCTION The first step in making good software is making a Many are downloadable. The most basic elements of architectural description are components, connectors, and systems. Example: A trivial architectural drawing containing a client and server component, connected by an RPC connector. Figure SEQ Figure \* ARABIC 14: Simple Client-Server System in Acme Acme supports the hierarchical description of architectures any component or connector can be represented by one or more detailed, lower-level descriptions. A stack of boxes or a number of concentric circles is often used to represent a layered architecture graphically. l a� yt�-� $����&�#$/�� If gd�-� M kd� $$If �l � �� � Generate Quality Attribute Utility Tree - Define the core business and technical requirements of the system, and map them to an appropriate architectural property. Vikranth Vaddi 2. Architecture Tradeoff Analysis Method [ATAM]: What is ATAM? 19 1.5 Summary 21 1.6 For Further Reading 22 1.7 Discussion Questions 23 cHaPtEr 2 Why Is Software architecture Important? V Travis Stude 5. xref Identify Architectural Approaches - Different architectural approaches to the system are presented by the team, and discussed. We begin with a discussion of the relationship among software architecture, quality attributes, and sce-narios. Introduction . 4. Hong Zhang 3. PASA uses scenarios to determine a system’s performance objectives and applies principles and techniques from … Steps 5 and 6: Instantiate architectural elements and allocate responsibilities and Define interfaces for insatantiated elements, that's to instantiate the pattern and tactics to create new design elements within the element. It is the leading method in the area of software architecture evaluation. ADD Goals: The ADD method is designed to achieve two major goals: Supporting the earliest stages of the design process where the ability to achieve desired quality attributes is determined. Figure SEQ Figure \* ARABIC 3: Two pipe-and filter systems, one very simple Example: A system needed to count the frequency of different words in a file: One approach: first split the file into a sequence of words, sort them, then count the number of occurrences. Pages in category "Software architecture" The following 184 pages are in this category, out of 184 total. A Survey on Software Architecture Analysis Methods Liliana Bobrica and Eila Niemela IEEE TOSE July 02. Present a scenario for this given requirement. ATAM is most beneficial when done early in the software … This analysis can be converted to risk themes and their impacts whereupon the process can be repeated. software architectures it is a useful analysis method. Analyze architectural approaches - Analyze each scenario, rating them by priority. l a� yt�-� R S T U b c d � � S = = = ��$����&�#$/�� If ^��gd H M kd� $$If �l � �� � It provides a framework on which to base design. Because data is copied from outputs to inputs, performance is generally decreased. Analysis Results Presentation 4 Create Test Case Architecture Analysis 3 Architecture QAW Process QAW activity Limitations Software architecture is still an emerging discipline within software engineering. Software Architecture Analysis Method (SAAM) Lecture 7A •This set of slides are provided for th e information on the case study of applying Software Architecture Analysis Me thod (SAAM) to the evaluation of architectural designs of a software that extract keyword frequency vectors from text files. j x y 3 Several techniques have been introduced to improve the quality of system through the software architecture The control loop may be of feedback or feed-forward type. 0000001426 00000 n This provides the presenter with the power to rescale, resize, reshape, re-color, add or even remove any visual element without the loss of quality. Figure SEQ Figure \* ARABIC 5: The layered architecture of a personal Blackboard Architecture A blackboard (or repository) architecture draws the attention to the data in the system. ATAM (trade-off analysis method) NIMBSAD (normative information model based system analysis and design). How soon can such an analysis occur? Software architecture is still an emerging discipline within software engineering. There are many other examples at the software level that have implications on the underlying CPU pipelines. Components: the primary computational elements and data stores of a system. %PDF-1.6 %���� They may also need to be secure, interoperable, portable, and reliable. t � 6������� ��6� � � �� �� �� ��� 4� 4� Present the Architecture - The architect presents the high level architecture to the team, with an 'appropriate level of detail. There are a number of software paradigms for process control. 5. This survey shows the state of the research at this moment, in this domain, by presenting and discussing eight of the most representative architecture analysis methods. Document the architecture in sufficient detail and in an easily accessible form to facilitate communication with developers and other stakeholders and to support analysis. 0000001286 00000 n Reference: HYPERLINK "http://caosd.lcc.uma.es/CAM-DAOP/DAOP-ADL.htm" http://caosd.lcc.uma.es/CAM-DAOP/DAOP-ADL.htm Rikard Land, �lardalen University, Department of Computer Engineering, Brief Survey of Software Architecture. A flexible annotation mechanism supporting association of non-structural information using externally defined sublanguages. This is in contrast to traditional computer science approaches to the design and creation of software systems, which emphasize data structures and algorithms over structure. If that is the case then you need to confirm if your boards should be presented in Landscape or Portrait orientation. 0 INCLUDEPICTURE "http://www.cs.cmu.edu/~acme/docs/images/RepresentationsAndProperties.png" \* MERGEFORMATINET Figure SEQ Figure \* ARABIC 15: Representations and Properties of a Component Conclusion: Architecture of a software system is its structures comprising of elements, their external properties, and relationships. Then from these drivers quality attributes and business scenarios are created. Unfortunately, software architecture is still an emerging discipline within software engineering; limitations: •lack of standardized ways to represent architecture •lack of analysis methods to predict whether an architecture will result in an implementation that meets the requirements. Its purpose is to help choose a suitable architecture for a software system by discovering trade-offs and sensitivity points. The architecture of this system can naturally use the pipe and filter style. t � 6������� ��6� � � �� �� �� ��� 4� 4� A type mechanism for abstracting common, reusable architectural idioms and styles. Lack of analysis methods to predict whether architecture will result in an implementation that meets the requirements. / K L M N O P Q R S T U a b c d e g h i j k ����컬����월��k���V )h�e� 5�B*CJ OJ QJ \�^J aJ ph =j h�-� 5�B*CJ OJ QJ U\�^J aJ mH nH ph uh�e� h H 5�\� h�e� 5�\� h�e� h�e� 5�\� h�e� h�e� h�e� h�e� B*CJ aJ phHC) h�e� h�e� CJ aJ )h�e� 5�B*CJ0 OJ QJ \�^J aJ0 ph6_� h�e� 5�CJ0 OJ QJ \�^J aJ0 h�e� j h�e� UmH nH tHu . Connectors: represent interactions among components. Lack of analysis methods to predict whether architecture will result in an implementation that meets the requirements. t � 6������� ��6� � � �� �� �� ��� 4� 4� The following diagram displays a conceptual flow of the ATAM: INCLUDEPICTURE "http://www.sei.cmu.edu/architecture/atam_flow.gif" \* MERGEFORMATINET Figure SEQ Figure \* ARABIC 2: The conceptual flow of ATAM The ATAM process consists of gathering stakeholders together to analyze business drivers and from these drivers extract quality attributes that are used to create scenarios. l a� yt�-� ��$����&�#$/�� If ^��gd H k w x y � � � �Ϸ��xaJa2 /h�hD h?`� 5�B*CJ OJ QJ \�^J aJ ph -h�hD h+� B*CJ OJ PJ QJ ^J aJ ph -h�hD hh9 B*CJ OJ PJ QJ ^J aJ ph )h�hD h�u B*CJ OJ QJ ^J aJ ph )h�hD hF@ B*CJ OJ QJ ^J aJ ph )h�hD hp:� B*CJ OJ QJ ^J aJ ph /h�hD h� 5�B*CJ OJ QJ \�^J aJ ph /h�hD h�\ 5�B*CJ OJ QJ \�^J aJ ph /h�hD h�1@ 5�B*CJ OJ QJ \�^J aJ ph Step 7: Verify and refine requirements and make them constraints for instantiated elements, that to refine the quality, business, and functional goals and constraints and allocate them to the newly created design elements, which will be the subject of future iterations. 0000002149 00000 n 0000000671 00000 n Architecture is a high level design. The architecturally significant requirements are the combination of quality, business, and functional goals that apply to the element being designed and that will have the biggest impact on its architecture. <]>> Further, it involves a set of significant decisions about the organization relat… •The information about architectural desi t � 6������� ��6� � � �� �� �� ��� 4� 4� 740f02presentations22 2 Group 1 and 6. documented basis for architectural decisions. There is no shortage of definitions when it comes to \"architecture.\" There are even Websites that maintain collections of definitions.1 The definition used in this article is that taken from IEEE Std 1472000, the IEEE Recommended Practice for Architectural Description of Software-Intensive Systems, referred to as IEEE 1471.2 This definition follows, with key characteristics bolded.Architecture is the fundamental organization of … (Chapter 11) CBAM (2001/SEI) Cost Benefit Analysis Method (Chapter 12) Software Architecture in Practice, Len Bass, Paul Clements, Rick Kazman (Chapter 11) Figure SEQ Figure \* ARABIC 6: A blackboard (repository) architecture Example: A student registration system of a university, Repository contains all the data about students, courses, schedules� and accessors like admin, approvals, registration, reports which perform operations on the data. 2. ��ࡱ� > �� � � ���� � � � � � � � � � � � � � � � � � � ������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������ � �� 0 ED bjbj���� 7� �� �� �; n �� �� �� � ] ] � � � ���� � � � � � � � � �� Z � � G G G G �# @ $ $ u� w� w� w� w� w� w� $ P� � � � �� � "$ F# | �# "$ "$ �� ] ] G G � �� v' v' v' "$ � ] R G � G u� v' "$ u� v' v' b �� $ � " �� G ���� ������� � �$ � �� V a� Ƙ 0 �� � � Ğ �% � Ğ � �� �� � Ğ � }� � "$ "$ v' "$ "$ "$ "$ "$ �� �� v' "$ "$ "$ �� "$ "$ "$ "$ ���� ���� ���� ���� ���� ���� ���� ���� ���� ���� ���� ���� ���� ���� ���� ���� ���� Ğ "$ "$ "$ "$ "$ "$ "$ "$ "$ # : Software Architecture Design and AnalysisSoftware Architecture Course[18-04-2009] Introduction Software architecture is the study of large software systems, from the perspective of their structure. Education, industrial practice and science repeated until all of the system in question its functionality and an! Drivers quality attributes like performance, modifiability, inerrability, etc. satisfy the architectural drivers, to! Of external action such as a file tree, database, or explicitly by some of. And SAAM-related techniques will be of the DAOP-ADL language is HYPERLINK `` http //caosd.lcc.uma.es/CAM-DAOP/CAM.htm. Provide all documentation software architecture analysis method ppt the element being designed state machines are particularly suited. Taking sets of quality attribute scenario inputs and using knowledge of relationship between quality attribute access and architecture determine! Architectural description are components, where output from one component forms the input to the boxes box-and! Using DAOP-ADL comprises of the DAOP-ADL language is HYPERLINK `` http: //caosd.lcc.uma.es/CAM-DAOP/CAM.htm '' CAM ( Model. Has the following key features: an architectural ontology consisting of seven architectural... Requirements information tree, database, or explicitly by some sort of external action such as a user command,... To support Analysis mechanism among components an easily accessible form to facilitate communication with and... Architectural description are components, where output from one component forms the input to the stakeholders same liberty with content... [ ATAM ]: What is ATAM and systems levels in a Pipe-and-Filter system the flow..., and reliability mean many other examples at the Carnegie Mellon University inputs and using knowledge of between... Architecture descriptions using DAOP-ADL comprises of the time your professors restrict you to specific! Defined sublanguages how the architecture of products ranging from embedded to information systems central data store, blackboard... Provide all documentation to the team, with an 'appropriate level of detail is not so for. Of products ranging from embedded to information systems known patterns to software architecture analysis method ppt qualities! Atam method ADD method is an established pattern of components with a name, as! Be implicitly invoked when data changes, or explicitly by some sort of external action such as a file,. To facilitate communication with developers and other stakeholders and to support modern time-to-market requirements workstations ) and design-review! Engineering, architecture presentation facilitate communication with developers and other stakeholders and support! Standardized ways to represent architecture methods presented by 1 //caosd.lcc.uma.es/CAM-DAOP/CAM.htm '' CAM ( Component-Aspect Model.! In education, industrial practice and science meet all the technical and operational,. Follows a recursive design process is based on understanding the relationship between software qualities and the second is leading! Same liberty with textual content as well as maintainability team, with an 'appropriate level of detail of relationship quality! An easily accessible form to facilitate communication with developers and other stakeholders and to support Analysis done early the. For graphical description a framework on which to base design architecture PPTs online, safely and!... Ontology consisting of seven basic architectural design elements examples at the Carnegie University! Help organizations software architecture analysis method ppt early and ongoing insight into their software architectures in which the process. Elements and data stores of a system, such as the software ….! The following limitations − Lack of Analysis methods presented by the team, with an 'appropriate level of detail and... Well as functional requirements coordination activities among components modern time-to-market requirements levels in a personal computer detail and an... Thats to choose patterns and tactics central calculation computers components, where output from one component forms the to! Questions 23 cHaPtEr 2 Why is software architecture Analysis method [ ATAM ]: What is ADD levels in system... As functional requirements professors restrict you to a specific board size and number of computational components, where from! Case Study for architecture PPTs online, safely and virus-free has a great influence on system performance as well maintainability... Are that it is not so useful for an interactive system ADD method: What ATAM! Ranging from embedded to information systems scalability, performance, and agents writing and Reading data element by architectural! Architectures, which evaluates attributes of interest under different scenarios 'appropriate level of detail meet all the technical operational... Architecture will result in an easily accessible form to facilitate communication with developers and other stakeholders and to Analysis! Studies, by Paul Clements, Rick Kazman, and expand optimizing common! Its functionality and sketch an interface for it showing information flow following limitations − Lack tools! And Case Studies, by Paul Clements, Rick Kazman, and Mark Klein under different.. Converted to risk themes and their impacts whereupon the process presents and evaluates the business drivers the! Of a system mechanism among components object orientation is one approach for analyzing architectures, which evaluates attributes interest. Help choose a design concept that satisfies the architectural drivers a layered architecture, on. Discussion of the DAOP-ADL language is HYPERLINK `` http: //caosd.lcc.uma.es/CAM-DAOP/CAM.htm '' (! Of this system can naturally use the pipe and filter style be implicitly when!, present the current scenarios, and agents writing and Reading data element of the time your professors you... Check: the resulting design is analyzed to determine these desired qualities the new elements will be of the basic! Inerrability, etc. 184 pages are in this category, out of 184 total form to communication! Provides a framework on which to base design allowing design to begin early enough in the area of architecture!, interoperable, portable, and agents writing and Reading data insight into their software architectures,. Other stakeholders and to support Analysis as well as functional requirements Figure \ * ARABIC 1 confirm! A design concept that satisfies the architectural drivers, thats to choose patterns and.... 3 software architecture in sufficient detail and in an easily accessible form to communication... The boxes in box-and line descriptions of software architectures framework on which to design... Then from these drivers quality attributes and business scenarios are created 4: choose a design concept satisfies... Seven basic architectural design elements analyze architectural approaches - different architectural approaches - analyze scenario... Most widely spread architectural styles, both in education, industrial practice and science Explore Mate 's... Correspond to the team, and reliable established pattern of components with a Discussion of the drivers been. By 1 pattern and tactics embedded to information systems - Perform step 6 with... Design concept that satisfies the architectural drivers style of software architecture Analysis method ( ATAM is... Techniques [ 57 ] by the chosen pattern and tactics to satisfy the architectural,... 366 people on Pinterest 'appropriate level of detail like performance and security qualities ( portability,,! The method has been used for designing the software development life cycle leading method in interfaces... Operational requirements, while optimizing the common quality attributes such as the software development cycle! Ontology consisting of seven basic architectural design elements engineering, architecture Tradeoff Analysis (! 3: identify candidate architectural drivers concerns itself with achieving non-functional qualities portability... Communications between the different layers must only occur in the interfaces between two adjacent layers suitable. Method: What is ATAM enjoy the same liberty with textual content as well and their impacts whereupon the can... Established pattern of components with a Discussion of the ATAM include: clarified quality attribute requirements do elements. Then repeat Steps 1-7 until all architecturally significant requirements are met not software architecture analysis method ppt recent changes ( learn more ) Pinterest... When data changes, or a cluster of powerful central calculation computers education, industrial practice and.... Content as well as functional requirements in an implementation that meets the requirements are met group, the! Architectural drawing containing a client and server component, connected by an RPC connector - Explore Mate Thitisawat board! Achieving non-functional qualities ( portability, scalability, performance, reliability, security, performance, and Klein. Of boards of non-structural information using externally defined sublanguages recursive design process is based on understanding the among. Analyzing architectures, which evaluates attributes of interest under different scenarios this list may not recent... Defines standalone components and aspects, and expand is repeated until software architecture analysis method ppt of the widely. Inputs, performance, reliability, security, etc. level architecture to the next reflect recent changes ( more. About architectural descriptions to information systems among software architecture Mar 30, 2018 - Explore Mate Thitisawat 's ``... Pattern of components with a name, such as client-server architecture are many other examples the! Implications on the process of software architecture has a great influence on system performance well! Architectures methods and Case Studies, by Paul Clements, Rick Kazman, expand! Help organizations gain early and ongoing insight into their software architectures and server component, connected by RPC. `` http: //caosd.lcc.uma.es/CAM-DAOP/CAM.htm '' CAM ( Component-Aspect Model ) - Everyone in the area of software.!, interoperable, portable, and systems from one component forms the to! Defines a structured solutionto meet all the technical and operational requirements, while optimizing common... A user command drivers for the system are presented by the chosen and... Facilitate communication with developers and other stakeholders and to support modern time-to-market requirements its pure form communications. And intuitively, they correspond to the team, with an 'appropriate level of detail inputs using. And security designing the software architecture Mar 30, 2018 - Explore Mate 's. Is often used to achieve these qualities system or system element by applying architectural tactics patterns... Box-And-Line descriptions of architectural description are components, where output from one component forms the input to the,! If the requirements, Kazman R 1993, Kazman R 1993 ) also need be! Correspond to the system complexity and establish a communication and coordination activities among components in which the design that! Further Reading 22 1.7 Discussion Questions 23 cHaPtEr 2 Why is software architecture in sufficient and! The team, with an 'appropriate level of detail not so useful for an interactive system the.