To delete a comment, just remove its text. Lazy instantiation 6. Using specific changes as benchmarks and recording how expensive those changes are to make, Easy, incremental addition of functionality (time, budget, etc.). Software Design Review Checklist This checklist is created specifically with software projects in mind. Run-time discovery no hard-coded connection strings, queue names, etc. Transaction Manager - it improves availability and reliability by helping to ensure that the system is always in a consistent state and by providing a system-wide strategy for handling certain classes of failures. The OpenGroup architecture checklist is a good starting point. I am pleased to see an article on software review. Distributed processing 4. Ability of the system to do the work for which it was intended. They facilitate knowledge interchange. They help you to spot faults before they become real disasters. Is the software architecture as simple as possible (but no simpler)? We elaborate on a web based tool that could support the checklist application. Do you understand the meaning of all acronyms and abbreviations used? Architecture Review Checklist - Information Management Data Values Data Definition Security/Protection Hosting, Data Types, and Sharing Common Services Access Method Data Values Independence of interface from implementation – This mechanism allows architects to substitute different implementations for the same functionality. solid, dashed, etc), Do you understand the meaning of all element sizes used? Alexander Nowak is .NET application developer working for Capgemini Belgium. Do you understand the meaning of all arrow heads used? How to Perform a Rapid Assessment of any Software Architecture Tim Kertis, Principal Software Engineer, Raytheon 3 May 2017 SATURN 2017 5/3/2017 1 Approved for Public Release Who Am I? A software architecture diagram review checklist Diagram review tool | Printable PDF version General Does the diagram have a title? It is presented during the Design Review process to stimulate thought, guide brainstorming, and to Reviews are an opportunity for others to eyeball your documents/design/code/software architecture and for you to inspect others' work. Do you understand what the diagram scope is? Topics of interest are .NET Application architecture ,design and programming as well as Software development practices. The software architecture supports the quality requirements, as stipulated in the Supplementary Specification [15]: The desktop user-interface shall be Windows 95/98 compliant. Does every line have a label describing the intent of that relationship? The template has the following solid, dashed, etc). Review is a very valuable technique, which is underutilized. The TOGAF architecture compliance review process is not as detailed as the ones I’ll get to in later posts, but the TOGAF guide provides a useful set of checklists for areas such as: Hardware and Operating System Checklist (Role based ACL). No more than 7 loosely-coupled coherent high-level components. The developers should be able to learn the architecture concept and how to implement it easily. This text tries to bring together elements a reviewer can use in his/her software architecture review. A checklist as a process organization tool has already made a good showing in aviation and healthcare. It must be possible to extend the minimum hardware configuration needed for the application with additional hardware to support increased workloads. ビューをうまく行うために考えるべきポイントは3つあると考えています。これはレビュー研修の最初に必ず話ことで、一つは「視点」、一つは「技法」、一つは「意識」です。コラムを三回に分けて、それぞれを考えてみたいと思います。 最初は、レビューを行う「視点」について考えてみます。「視点」とは、プロジェクトや設計、コードそのものにある「よくある落とし穴」を見つけるポイントのことです。レビューを行う際に、どんなところに落とし穴があるのかが分かると早期のリスクの発見、対策 … It does NOT necessarily cover all aspects relevant for this type of document. the level of abstraction; e.g. Yes No Do you understand what the Per the FAQ section of the NASA Software Architecture Review Board. Too little has been written on how to do a proper review. Where applicable, do you understand the technology choices associated with every relationship? A key component of the architecture review is the architectural checklist. An architectural checklist usually takes the form of a set of questions (Maranzano, et al., 2005; Borysowich, 2005). XBL Removal was the first example of a design review, Sync and To this end, the IT governance function withinan enterprise will normally define two complementary processes: 1. (Doing an architecture review for a larger sphere of activity, across multiple business processes and system projects, would involve a similar process, but the checklist categories and their contents would be different.) Caching – using a local copy of data to reduce access time 5. Sometimes considered as special kind of modifiability. Architecture Review Checklist - System Engineering / Overall Architecture.General Processors/Servers/Clients Client Application Server Data Server COTS. New feature implementation/replacement of components with improved versions and the removal of unwanted or unnecessary features or components. Checklist for Design Kick-off review Item Activity/Deliverable Complete Punch-List1 Notes/Issues 1. On SW arch level, the ability to reuse the SW architecture for another application.On code level, framework aspects. Is deviation? | This list is not intended to be exhaustive. (intrusion detection), Data isolation (general public apps versus internal LOB apps). (encryption), Confidentiality - Protection against improper disclosure of information during transmission and storage (encryption), Denial of Service - Continuity of services? Lower-level components possibly clustered into high-level components (hierarchy). Printable PDF version. Deals with the use of the resources available for execution of software, and how this impacts response times, throughput and storage consumption. can-software-architecture-review-methods-apply-to-service 5/6 Downloaded from happyhounds.pridesource.com on December 12, 2020 by guest architectural review. In Software Development, this means that derived classes must be substitutable for their base classes, but this principle’s resemblance with Bertrand Meyer’s Design by Contract is how it can be applied to Distributed Architecture This checklist is NOT intended as a starting point to write a document. Encoding function into data meta-data and language interpreters – By encoding some function into data and providing a mechanism for interpreting that data, we can simplify modifications that affect the parameters of that data. (i.e. The questions are designed to remind What style are you going to use? Do you understand the meaning of all colours used? Well, they have - it’s called the Software Architecture Review and Assessment (SARA) report. How does it meet the needs of all the stakeholders? Notation, notation, notation A software architecture diagram review checklist General Elements Relationships Does the diagram have a title? Fail-over - make the system more available as if one server instance is down, another instance can take over the work. Tim Kertis, Principal Software The simple layout prompts you to review (and comment on) system requirements, software structure, the user interface, data models, and much more, but you can add or remove criteria to fit the needs of your project. Interaction with other sub-subsystem, or a well defined access to externally-visible functionality and data structures or interaction with other run-time environments.Typical Design/Architectural principles: Problem fixing, repairing a software system after errors occur. Decreased Support Cost: can be measured by comparing number of help desk calls for a standard period of time. Checklist Review Guide If you have not already read the post, Software Principles, now would be a good time. Since the concerns are separate, we can modify one concern independently of another. Connection pooling - reducing the execution time overhead associated with establishing database connections by establishing a shared pool of connections, Load balancing – spreading the load evenly between a set of resources, Caching – using a local copy of data to reduce access time, Amount of time it takes to complete a transaction, Using preventive measures (administration) e.g. (e.g. I hope this helps any readers who are setting up a new Java-based software architecture. Software Architecture Patterns The Software Architecture Patterns book by O’Reilly is short and easy to read. (e.g. Design requirement acceptance by engineering 3. What is the structure? Change physical location of service with minimal impact on the rest of the system. (e.g. Isolating common function is another example of a separation strategy. Do you understand the meaning of all line styles used? during the review include (excerpted from the SARB checklist found. Project name 2. This text tries to bring together elements a reviewer can use in his/her software architecture review. How quickly the system is able to resume operation in the event of failure. Number of user changes while maintaining other qualities. Lowering traffic throughput (only send what is necessary, only retrieve what is necessary), Inversion of control/Dependency injection, Classes with well defined responsibilities, Can be measured by the time and resources required to install the product and /or distribute a new unit of functionality. Load balancing – spreading the load evenly between a set of resources 3. Ability to make changes to a system quickly and cost effectively. Cost and time saving mechanism to aid development of applications based on the software architecture. The time required to respond to stimuli (events) or the number of events processed in some interval of time. Registration of abnormal behaviour. Georg Buchgeher, Rainer Weinreich, in Agile Software Architecture, 20147.3.2 Scenario-based evaluation methods Scenario-based architecture evaluation is a specific kind of architecture review, which is based on the notion of a scenario. "Software architecture review guidelines" by Alexander Nowak "Review Checklist for Architectural Design Document[s]" by Tom Verhoeff "Checklist: Architecture and Design Review" from Microsoft patterns & practices Developer " (e.g. This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL), General    News    Suggestion    Question    Bug    Answer    Joke    Praise    Rant    Admin. Ensuring the compliance of individual projects with the enterprise architecture is an essential aspect of architecturegovernance (see Architecture Governance). Extending the development team with new developers should not cost much effort in instruction, etc. Yes No Do you understand what the diagram type is? Not every criteria is required for each project. In the bullets below, I tried to sum up the different quality attributes together with some typical things to look for when you're conducting a review. How easy is it to test code a unit, sub-systems, etc. Use Ctrl+Left/Right to switch messages, Ctrl+Up/Down to switch threads, Ctrl+Shift+Left/Right to switch pages. Separation – This strategy separates data and function that address different concerns. The time required to respond to stimuli (events) or the number of events processed in some interval of time. But their primary goal is to increase software quality. Refers to the infrastructure, tools, and staff of administrators and technicians needed to maintain the health of the application. Typical Design/Architectural principles to look for: Typical unit of measurement you could use: The ability of the system to keep operating over time in the context of application and system errors and in situations of unexpected or incorrect usage (to perform in a predictable manner). The user interface of the C-Registration System shall be designed for ease-of-use and shall be appropriate for a computer-literate user community with no additional training on the System. Measure of the system's ability to resist unauthorized attempts at usage and denial of service. Do you understand the meaning of all shapes used? Underlying theme or vision that unifies the design of the system at all levels. Comments can be moved by dragging, and edited by clicking on them. Support continuous growth to meet user demand and business complexity. No more than 7 A standardized way of working using templates and coding standards could help raise both the learning curve and quality. 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