Ppt on functional requirements

Labor Categories and Functional Areas - Agenda

24 semester hours in any combination of the following fields: accounting, business, finance, law, contracts, purchasing, economics, industrial management, marketing, quantitative methods, or organization and management is required. Training / Training Material Specialist One functional area – D&T These are specialist in creating and delivering training documentation. These are specialist in education, in teaching, and in creating structured lesson plans and formal training/


Software Requirements

be understood by all users. Problems with natural language Lack of clarity Precision is difficult without making the document difficult to read. Requirements confusion Functional and non-functional requirements tend to be mixed-up. Requirements amalgamation Several different requirements may be expressed together. LIBSYS requirement 4..5 LIBSYS shall provide a financial accounting system that maintains records of all payments made by users of the system. System/


Software Engineering: A Practitioner’s Approach, 7/e Chapter 5 Requirements Engineering Modified to include some Agile Concepts copyright © 1996, 2001,

which are a consequence of organizational policies and procedures e.g. process standards used, implementation requirements, etc. External requirements Requirements which arise from factors which are external to the system and its development process e.g. interoperability requirements, legislative requirements, etc. Coming up: Non-Functional Requirement Examples Non-Functional Requirement Examples Product requirement 4.C.8 It shall be possible for all necessary communication between the APSE and the/


Software Engineering: A Practitioner’s Approach, 6/e Chapter 7 Requirements Engineering copyright © 1996, 2001, 2005 R.S. Pressman & Associates, Inc.

which are a consequence of organizational policies and procedures e.g. process standards used, implementation requirements, etc. External requirements Requirements which arise from factors which are external to the system and its development process e.g. interoperability requirements, legislative requirements, etc. Coming up: Non-Functional Requirement Examples Non-Functional Requirement Examples Product requirement 4.C.8 It shall be possible for all necessary communication between the APSE and the/


Chapter 7 – Requirements Engineering

and operational constraints. Defines what should be implemented so may be part of a contract between client and contractor. Chapter 7 Requirements engineering User and system requirements Chapter 7 Requirements engineering Readers of different types of requirements specification Chapter 7 Requirements engineering Functional and non-functional requirements Statements of services the system should provide, how the system should react to particular inputs and how the system should behave/


Software Requirements

by software engineers developing the system. Implicitness Domain specialists understand the area so well that they do not think of making the domain requirements explicit. Topics covered Functional and non-functional requirements User requirements System requirements Interface specification The software requirements document User requirements Should describe functional and non-functional requirements in such a way that they are understandable by system users who don’t have detailed technical knowledge. User/


Business Requirements Analysis ITEC-630 Fall 2010

the alternative flow) Alternative Flow of Events Conditional Flows (within the Alternative flow) Post-conditions Priority Non-Functional Requirements Assumptions Outstanding Issues Source Example: Elaborated Use Case w/ Alternative Flows Use Case ID UC-100 Use Case/ the next flow step right after this included case was invoked Alternative Flows Etc. High Non-Functional Requirements Authentication should take place within 20 seconds after password entered Assumptions Customer speaks English Source Bank’s/


Software Requirements

Objectives To introduce the concepts of user and system requirements To describe functional and non-functional requirements To explain how software requirements may be organized in a requirements document Topics covered Functional and non-functional requirements User requirements System requirements Interface specification The software requirements document Requirements engineering The process of establishing the services that the customer requires from a system and the constraints under which it/


CS 406 Software Testing Fall 98 Part II : Functional Testing Aditya P. Mathur Purdue University Last update: July 19, 1998.

? –What are equivalence partitioning, boundary value testing, domain testing, state testing, and decision table testing? Functional testing3 What is functional testing? 4 When test inputs are generated using program specifications, we say that we are doing functional testing. 4 Functional testing tests how well a program meets the functionality requirements. Functional testing4 The methodology 4 The derivation of test inputs is based on program specifications. 4 Clues/


SWE Introduction to Software Engineering

and that reflect characteristics of that domain. They may be functional or non-functional requirements. In reality, distinctions between different types of Requirements is not clear-cut. Functional and Non-Functional Requirements User is concerned with security of the System. (appears as non-functional requirement) The requirement can be refined as ‘need to include user authentication’ -- Functional Requirement Functional requirements Describe functionality or system services. Expected users and the type of/


ESE Einführung in Software Engineering

which are external to the system and its development process e.g. interoperability requirements, legislative requirements, etc. © Oscar Nierstrasz Types of Non-functional Requirements ESE — Requirements Collection Types of Non-functional Requirements ch5 © Ian Sommerville 2000 © Oscar Nierstrasz Examples of Non-functional Requirements ESE — Requirements Collection Examples of Non-functional Requirements Product requirement It shall be possible for all necessary communication between the APSE and the user/


Software Requirements

by software engineers developing the system. Implicitness Domain specialists understand the area so well that they do not think of making the domain requirements explicit. Topics covered Functional and non-functional requirements User requirements System requirements Interface specification The software requirements document User requirements Should describe functional and non-functional requirements in such a way that they are understandable by system users who don’t have detailed technical knowledge. User/


Software Requirements

Objectives: To introduce the concepts of user and system requirements To describe functional / non-functional requirements To explain two techniques for describing system requirements To explain how software requirements may be organised in a requirements document Topics covered – Functional and non-functional requirements – User requirements – System requirements – The software requirements document Requirements engineering Requirements engineering is the process of establishing the services that the/


Router Architecture.

indicates that there are special processing needs for the packet at the router. While such packets might arrive infrequently, a router nonetheless needs to support those processing needs. Complex Forwarding Functions Security, different user requirements, and service guarantees based on different service level agreements (SLA) Service differentiation example: watching a high-definition movie streaming directly over the Internet which/


Background Background Problem domain Current situation Proposed solution System architecture Functional requirements Non-functional requirements Major.

the system and are authorized to perform a specific set of actions. Background Problem domain Current situation Proposed solution System architecture Functional requirements Non-functional requirements Major use-cases Risks Users definition Background Problem domain Current situation Proposed solution System architecture Functional requirements Non-functional requirements Major use-cases Risks Risks Complex configuration process, can lead to result that is different from the purpose. –Security breach –Wrong/


ESE Einführung in Software Engineering

which are external to the system and its development process e.g. interoperability requirements, legislative requirements, etc. © Oscar Nierstrasz Types of Non-functional Requirements ESE — Requirements Collection Types of Non-functional Requirements ch5 © Ian Sommerville 2000 © Oscar Nierstrasz Examples of Non-functional Requirements ESE — Requirements Collection Examples of Non-functional Requirements Product requirement It shall be possible for all necessary communication between the APSE and the user/


©Ian Sommerville 2004Software Engineering, 7th edition. Chapter 6 Slide 1 Software Requirements.

. ©Ian Sommerville 2004Software Engineering, 7th edition. Chapter 6 Slide 5 Definitions and specifications ©Ian Sommerville 2004Software Engineering, 7th edition. Chapter 6 Slide 6 Requirements readers ©Ian Sommerville 2004Software Engineering, 7th edition. Chapter 6 Slide 7 Functional and non-functional requirements l Functional requirements Statements of services the system should provide, how the system should react to particular inputs and how the system should behave in particular/


Birds CHAPTER 19.

have long digestive tracts for the prolonged time needed to digest fiber Structural and Functional Adaptations of Mammals Carnivores Most feed on herbivores Requires specialization for killing prey High protein diet is easily digestible and, therefore, the /) The other gave rise to tarsiers, monkeys and apes (traditionally called simians or anthropods) Both were probably arboreal Required a large cerebral cortex (for precise timing, judgement of distance, etc.), grasping limbs, and tool use Human Evolution/


Software Requirements

which are a consequence of organisational policies and procedures e.g. process standards used, implementation requirements, etc. External requirements Requirements which arise from factors which are external to the system and its development process e.g. interoperability requirements, legislative requirements, etc. Non-functional requirement types Non-functional requirements examples Product requirement It shall be possible for all necessary communication between the APSE and the user to be expressed/


1 To introduce the concepts of user and system requirements To introduce the concepts of user and system requirements To describe functional and non- functional.

making the document difficult to read.Precision is difficult without making the document difficult to read. Requirements confusion Requirements confusion Functional and non-functional requirements tend to be mixed-up.Functional and non-functional requirements tend to be mixed-up. Requirements amalgamation Requirements amalgamation Several different requirements may be expressed together.Several different requirements may be expressed together. 20 Sequence diagrams These show the sequence of events that take/


© Derek Chiou 1 Functional/Timing Split in UT FAST Derek Chiou, Dam Sunwoo, Joonsoo Kim, Nikhil Patil, William Reinhart, D. Eric Johnson, Jebediah Keefe,

from computer architecture (microcoded, pipelined, OoO)  Speculation permits computer system to run faster  Key is not to mis-speculate often  Parallelize on functional/timing boundary  Handles branch prediction, anything where functional path is not equal to target path  Rollback required from FM Bottleneck is timing model Parallelize TM?  Difficult to do in software  Practical limiations due to number of processors that communicate quickly/


Function Definition  From Investigation to Specification  Defining Functions  The Universal Function Model  Identifying and Documenting Functions.

Physical DFM Task Models User Catalogue Logical DFM Current Environment LDM Requirements Catalogue Task Models Specification Define Required System Processing Develop Required Data Model Enhance Required Data Model Derive System Functions Assemble Requirements Specification Develop Users’ Conceptual Models Develop Specification Prototypes Develop Processing Specification BSO Requirements Catalogue Logical DFM BSO Requirements Catalogue Current Environment LDM Define Work Practice Model BSO User Catalogue/


Requirements Engineering and Management INFO 627

off each other until an acceptable balance is achieved Changes in technology can drastically affect requirements (client/server vs. web) INFO 627 Lecture #6 Types of Requirements A basic breakdown of requirements may include: 1E p. 237 A basic breakdown of requirements may include: Functional software requirements Non-functional software requirements Design constraints Functional requirements focus on actions (user does x, system does y) See also lecture 2, INFO 620/


Non-functional Requirements

The ‘IEEE-Std 830 - 1993’ lists 13 non-functional requirements to be included in a Software Requirements Document. Performance requirements Interface requirements Operational requirements Resource requirements Verification requirements Acceptance requirements Types of NFRs (contd.) Documentation requirements Security requirements Portability requirements Quality requirements Reliability requirements Maintainability requirements Safety requirements Classification of NFRs NFRs may be classified n terms of/


Requirements Elicitation

or semi-formal notation They are both part of the Requirements Analysis Document Requirements Analysis Document Introduction Current System Proposed System Functional requirements Nonfunctional requirements System Models Scenarios Use case model Object model Dynamic model User interface Glossary Requirements Elicitation Overview and Challenges Problem Statement Functional and Nonfunctional Requirements Requirements Validation Criteria Requirements Elicitation Very challenging activity Users don’t know what/


Discriminant Analysis – Basic Relationships

cannot be distinguished using the available independent variables. While it is reasonable to interpret a solution in which there are fewer significant discriminant functions than the maximum number possible, our problems will require that all of the possible discriminant functions be significant. Interpreting the relationship between independent and dependent variables The interpretative statement about the relationship between the independent variable and the dependent/


1 The Trouble with Requirements From Use Cases – Requirements in Context Second Edition RUP – Chapter 9 – The Requirements Discipline.

what kind of requirements do we have??? So, what kind of requirements do we have??? 6 Functional and Non-Functional Requirements Functional requirements are what the users need for the system to work. Functional requirements are what the/‘that’ report…”  System must be able to do ‘these’ things. Non-functional requirements ( Quality attributes) Non-functional requirements ( Quality attributes)  Items like performance, scalability, usability, supportability, reliability, security, backup/recovery…  /


©Ian Sommerville 2000Software Engineering, 6th edition. Chapter 5 Slide 1 Software Requirements l Descriptions and specifications of a system.

readers ©Ian Sommerville 2000Software Engineering, 6th edition. Chapter 5 Slide 10 Topics covered l What is a requirement? l Functional and non-functional requirements l User requirements l System requirements l The software requirements document ©Ian Sommerville 2000Software Engineering, 6th edition. Chapter 5 Slide 11 Functional and non-functional requirements l Functional requirements Statements of services the system should provide, how the system should react to particular inputs and how the/


Requirements Development & Management

design the system Intended to identify, define, document, and analyze customer, product, and product component requirements Functional Requirements Non-Functional Requirements (Technical) Each requirement shall be elaborated to the point where: The functional user recognizes the requirements as satisfying a specific, declared need The designer /developer understands how to build and integrate the requirement into the system The tester knows how it can be verified and validated (tested) BPD/


Software Engineering Chapter 6 Software requirements

to the user or routed to a network printer. Ku-Yaw Chang Software Requirements Software Requirements Contents 6.1 Functional and non-functional requirements 6.2 User requirements 6.3 System requirements 6.4 Interface specification 6.5 The software requirements document 6.6 Exercises Ku-Yaw Chang Software Requirements Software Requirements User requirements Describe the functional and non-functional requirements Be understandable by system users without detailed technical knowledge Should Simple language/


Order-to-Pay (OtP) System Requirements Review (SRR)

/14 Major System Interfaces Want to review with Laura Diggs OtP (Center Validation and EUSO Refresh) Project SRR, 07/01/14 Requirements Overview Concept of Operations Requirements Elicitation Approach Review Specific Questions Requirements Traceability and Approach to Requirements Management Functional Requirements Non- Functional Requirements Performance Requirements Requirements Overview OtP (Center Validation and EUSO Refreshes) Project SRR, 07/08/14 OtP (Center Validation and EUSO Refreshes) Project SRR/


Non-Functional Requirements

that the product must meet. Examples of NFR safety, security, usability, reliability and performance requirements. Functional and Non-functional requirements No clear distinction between functional and non-functional requirements. Whether or not a requirement is expressed as a functional or a non-functional requirement may depend: on the level of detail to be included in the requirements document the degree of trust which exists between a system customer and a system developer/


2. Web Engineering Fundamentals

/ Relies on Object Management Group (OMG) standards – (i.e., UML-compliant) Comprehensive modeling tool Supports semi-automatic generation of code SWE 444: Internet & Web Application Development Requirements Modeling Serves as a bridge between Requirements & Design phases Uses cases – functional requirements written as a collection of related success & failure scenarios. Scenario – a sequence of actions & interactions between actors and a system. Preferred means of modeling/


Unit2 Chassis System 1 Vehicle Systems.

firefighters to the scene and providing them with access to the fire, along with water or other equipment 2.1a) Identify Body Type And Their Functional Requirement Unit2 Chassis System 1 2.1a) Identify Body Type And Their Functional Requirement Body Types: Special Purpose Vehicle: Fire Tender: Unit2 Chassis System 1 (2.2a) Identify Light and Heavy Vehicle Engine Position/ drives, Vehicle Body Components/


Software Requirements

understanding problems for software engineers Implicitness Domain specialists understand the area so well that they do not think of making the domain requirements explicit Topics covered Functional and non-functional requirements User requirements System requirements The software requirements document User requirements Describe functional and non-functional requirements for users who don’t have technical knowledge Use natural language, tables and diagrams Problems with natural language Ambiguity Readers and/


Chapter 4 – Requirements Engineering

may have to organize the system to minimize communications between components. A single non-functional requirement, such as a security requirement, may generate a number of related functional requirements that define system services that are required. It may also generate requirements that restrict existing requirements. Chapter 4 Requirements engineering Non-functional classifications Product requirements Requirements which specify that the delivered product must behave in a particular way e.g. execution/


“A Prepared Marylander Creates a Resilient Maryland” Essential Functions January 22, 2014 1 We will start momentarily… This document was prepared under.

4.Staff who perform and support the essential function 5.Communications and information technology requirements 6.Facilities requirements 7.Resources and budgeting requirements 8.Partners and interdependencies 9.Describe process flow 19  What is the essential function intended to accomplish? What are the deliverables provided by the essential function?  Note whether the essential function requires performance under specific conditions or within a specific timeframe  Where possible, include metrics/


27-1 CHAPTERCHAPTER Birds Birds. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. 27-2.

large sizes Origin and Relationships Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. 27-15 Structural and Functional Adaptations for Flight Feathers Structure Structure Feather is a special bird adaptation that / feather protrudes and barbs unfold Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. 27-20 Structural and Functional Adaptations for Flight Molting Molting Fully-grown feather is a dead structure Fully-grown/


Requirement Engineering

. Software Interface:- 1) Front end – Java language 2) OS – Net Beans IDE 6.9.1 3) Back end – SQL Server 2005 3.1.4. Communication Interface:- Windows Linux 3.2. Functional Requirements:- 3.2.1. Administration module:- This module enables the user to insert, update, view and delete the patient information. 3.2.2. Patient module:- PatientId,Name,Age,Sex,Address,Phone/


Requirement & release management Marko ”NarsuMan” Rintamäki 2012.

some googling!! Create a wiki page!! AboutUserStory Do some googling!! Create a wiki page!! AboutUserStory Functional Requirements Functional Requirements Non-Functional Requirements Non-Functional Requirements Functionality Stability Security Performance Usability User Interface Design? Feature X Traditional Requirement Modelling and Features....... Functional Requirements Non-Functional Requirements Scalability How our implementation is scaling in situation X? Scalability How our implementation is scaling/


SW388R7 Data Analysis & Computers II Slide 1 Discriminant Analysis – Basic Relationships Discriminant Functions and Scores Describing Relationships Classification.

seen an x- rated movie in the last year To distinguish among two groups, the analysis will be required to find one statistically significant discriminant function. SW388R7 Data Analysis & Computers II Slide 22 Dissecting problem 1 - 4 The variables "age" [age],/ too little money on welfare. To distinguish among three groups, the analysis will be required to find two statistically significant discriminant functions. The importance of predictors is based upon the stepwise addition of variables to the analysis/


8  Functions of Several Variables  Partial Derivatives  Maxima and Minima of Functions of Several Variables  The Method of Least Squares  Constrained.

xy-plane except those lying on the y = x line. x y y = x Example 2, page 536 Examples  Find the domain of the function Solution  We require that 1 – x 2 – y 2  0 or x 2 + y 2  1 which is the set of all points (x, / variables are subjected to certain further constraints.  We shall discuss a powerful method for determining relative extrema of a function f(x, y) whose independent variables x and y are required to satisfy one or more constraints of the form g(x, y) = 0. Example  Find the relative minimum/


Umoja Presentation to OAH Grants Management Functionality 17 December 2012.

RMG : MIG N : 1 Expenditures and Payments Posted Incoming Cash Posted Refunds Posted Expenditures and Payments Posted Refunds by Implementing Partners Umoja Presentation to OAH - Grants Management Functionality 32 Framework I - Determination criteria:  Donor requires reporting on the contribution.  Donor is providing voluntary contribution for a specific project, an activity on the project, group of projects, non-project related activity, material, service/


A U A U Introduction, Requirements Analysis & Business Process Modeling Prof. J. Alberto Espinosa Business Requirements Analysis ITEC-455 Spring 2010.

the user has while doing the work” – Robertson & Robertson Functional requirements  think of verbs Non-functional requirements  think of adjectives Non-functional requirements generally are better known by clients and will not take as long/n Project Drivers: purpose, stakeholders, actors n Project Constraints: constraints, glossary, assumptions n Functional Requirements: use cases, class diagrams n Non-functional Requirements: “ilities” & other qualities n Project Issues: off-the-shelf, costs, risks, etc/


1 Requirements, Software Architecture & Design ….

. Support existing and new observing paradigms. Support existing and new observing paradigms. –Connections permit Remote observing, Queue observing, –Published Interfaces allow automation of observations. –Facilities for adding functionality allow new modes. 97 Science Software Requirements (cont) Provide ROI support for readout speed up. Provide ROI support for readout speed up. –Single ROI to reduce readout time. –ROI spans chips in restricted ways/


Requirements Engineering Southern Methodist University CSE 7316.

What is part of the system and what is external to the system  Positioning of boundary has big impact on functional and non- functional requirements  Defined by who or what used the system  Drawn as a box Actors  Specifies a role that some external/of the iterative process, can always go back and add more Top 10 Mistakes to Avoid When Writing Use Cases 10. Write functional requirements instead of usage scenario text. 9. Describe attributes and methods rather than usage. 8. Write use cases too tersely. 7/


VITAMINS Vitamins may be regarded as organic compounds required in the diet in small amounts to perform specific biological functions for normal maintenance.

has been recommended for the prevention of chronic diseases such as cancer and heart diseases. VITAMIN K Vitamin K is the only fat soluble vitamin with a specific coezyme function. It is required for the production of blood clotting factors, essential for coagulation (in German – Koagulation; hence the name k for this vitamin. CHEMISTRY Vitamin K exists in different forms vitamin K1/


Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Chapter 25 Lecture PowerPoint The Digestive System.

secretion. Cephalic phase Vagus nerve stimulates gastric secretion even before food is swallowed. – + + –– – Enterogastric reflex Short (myenteric) reflex Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. 25-93 Regulation of Gastric Function Cephalic phase –Stomach responds to sight, smell, taste, or thought of food –Sensory and mental inputs converge on the hypothalamus Relays signals to medulla oblongata –Vagus/


Function Point Training Instructor: David Longstreet 816-739-4058.

Constraints to Counting FP’s (constraints to software development) u Inconsistent Documentation u Incomplete Requirements u No Requirement Standards u Lack of Functional Understanding u Disorganization www.SoftwareMetrics.Com232 Could we size a building u No design or/of information with the application or system? 2. Distributed DPHow are distributed data and processing functions handled? 3. PerformanceDid the user require response time or throughput? 4. Heavily Used Config. How heavily used is the current /


Service Design and requirement Management How to combine two similar worlds Course Material Marko Rintamäki.

3 CORE/Platform Software Development TIME TO MARKET!! For Target Group 2 TIME TO MARKET!! For Target Group 1 Functional and non-functional requirements Functional Requirements Functional Requirements Non-Functional Requirements Non-Functional Requirements Functional Requirement "User can select application from ui by using wheel button ” ”Tractor can be driven both directions” Functional Requirement "User can select application from ui by using wheel button ” ”Tractor can be driven both directions” Non/


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