Generate high quality test cases, perform effective tests, and issuecorrect and helpful problem reports. In this testing method, the design and structure of the code are not known to the tester, and testing engineers and end users conduct this test on the software. Gray box testing technique is often defined as a mixture of black box testing and white box testing techniques. Check the below link for detailed post on black box test design techniques techniques thank. Blackbox testing techniques a technique for testing equivalence.
Testing and debugging are different activities, but debugging must be accommodated in any testing strategy. Software engineering tools provide automated or semiautomated support for the. Software testing strategies types of software testing. Software should be secure, means if you have delivered the software, then it should work for at least its given time or subscription. Software design methodologies and testing department of computer engineering this presentation is about software design methodologies and testing. Testing techniques and strategies free download as powerpoint presentation. Software testing techniques technology maturation and research strategies lu luo school of computer science carnegie mellon university 1 introduction 1 software testing is as old as the hills in the history of digital computers. Because in software engineering, testing and maintenance are given, so there is no worry of its. The pernambuco school on software engineering psse 2007 was the second in a series of events devoted to the study of advanced computer science and to the promotion of international scienti. The software is compiled as product and then it is tested as a whole.
If so, share your ppt presentation slides online with. Budgen highintegrity system specification and design formal approaches to computing and information technology facit by jonathan p. Fundamentals testing policy vs quality policy testing economics and testing cost testing levels testing techniques. Ppt chapter 14 software testing techniques powerpoint. Covers topics like characteristics of risk, categories of the risk, categories of business risk, other risk categories, principles of risk management, risk identification, rmmm, rmmm plan etc. If you dont agree on anything in the article, please write a comment and we will discuss the thing that you disagree. Objectives uncover as many as errors or bugs as possible in a givenproduct. The adobe flash plugin is needed to view this content. Lecture presentation basic objective of this lecture is to presentation on software testing techniq ues. And if any bugs come in the software, the company is responsible for solving all these bugs. Software testing ppt free download as powerpoint presentation.
The knowledge in this article is based on my experiences, understanding, and observation. There may be different other methods also which can be effectively used for the project test estimation techniques, in this article we have seen most popular software estimation techniques used in project estimation. Contents objective 1 black box testing technique 2 white box testing techniques 3 grey box testing techniques 4 never ending techniques 5 3. Software testing techniques powerpoint ppt presentation. When software testing is performed for the limited number of people 7. Demonstrate a given software product matching its requirementspecifications. When software testing is performed internally within the organization 6. Presentation on software testing techniques assignment point. This can be accomplished using one or more of the following tests. Risk management tutorial to learn risk management in software engineering in simple, easy and step by step way with syntax, examples and notes.
The testing of software is an important means of assessing the software to determine its quality. Black box is an electronics device used to record any instructions and specific aircraft performance parameters. Iit india information information technology internet it it industry jallandhar jobs kapil sibal network networking pcte power point presentation power point presentations powerpoint presentations ppt ppts presentation presentations punjab college of. Introduction it is the process used to identify the correctness,completeness and quality of developed computersoftware. Software estimation techniques software testing class. Deriving test cases directly from a requirement specification or black box test design technique. Aspectoriented software engineering pptx chapter 22.
Requirement this is the initial stage of sdlc and in this stage, a requirement is gathered. The conference was intended as a direct sequel to the nato conference on software engineering held at garmisch, germany, from 7th to 11th october 1968. Presented by saptarshi dutta chowdhurymca, heritage institute of technology 2. Software engineering lectures in hindi and english duration. Here you can download the free lecture notes of software testing methodologies pdf notes stm pdf notes materials with multiple file links to download. Guide to the software engineering body of knowledge, swebok. Validate the quality of a software testing using the minimum costand efforts. Beta testing is carried out to ensure that there are no major failures in the software or product and it satisfies the business requirements from an. In the literature of software engineering various testing strategies to implement the testing are defined.
Software engineering layered technology key process areas. Software engineering white box testing geeksforgeeks. Software engineering methods rely on a set of basic principles that govern each area of the technology and include modeling activities and other descriptive techniques. Testing is a set of activities which are decided in advance i. This strategy also decides test cases, test specifications, test case decisions, and puts. This paper discusses different software strategies such as unit testing, integration testing, validation testing and techniques such as white box and black box testing for conventional and object oriented software development. Black box testing and software development life cycle sdlc black box testing has its own life cycle called software testing life cycle and it is relative to every stage of software development life cycle of software engineering. A technique that consists of developing test cases and data that focus on the input and output boundaries of a given function.
Software testing ppt software testing unit testing. It identifies areas of a program that are not exercised by a set of test cases. Testing techniques and strategies software testing. Scribd is the worlds largest social reading and publishing site. Contents objective 1 black box testing technique 2 white box testing. Testing is conducted by the developer of the software and for large projects an independent test group. Two basic test techniques involve testing module inputoutput blackbox and exercising internal. Objective rules are simple, but walking the walk is not the objective of this presentation is to understand the various testing techniques so that we can use them effectively 4. Software testing strategies chapter 18 computer science. Black box testing is defined as a testing technique in which. There cant be a sole hard and fast rule for estimating the testing effort for a project. Beta testing is a formal type of software testing which is carried out by the customer. White box testing techniques analyze the internal structures the used data structures, internal design, code structure and the working of the software rather than just the functionality as in black box testing. Types and techniques of software testing ppt download.
Software testing nist f b nist reports software bugs cost annually two of the most common source lack of compatability. Different testing techniques, such as whitebox and blackbox, are appropriate at different times in the testing. To perform white box testing, the tester should have a thorough knowledge of the program internals along with the purpose of developing the software. Software web brower, os, or other softwa program on windows vista uncommon inppguts. Software testing methodologies pdf notes stm pdf notes. This technique is especially used in web applications. It is performed in the real environment before releasing the product to the market for the actual endusers.
Software engineering is an engineering division connected with development of software product using welldefined scientific principles, techniques. To perform testing in a planned and systematic manner, software testing strategy is developed. Software testing strategies characteristics of testing strategies. In this technique, the complete knowledge of the internal structure of the program is not required. During this testing, the entire software implementation is also included with the specification. Functionality testing tests all functionalities of the software against the requirement. Chapter 14 software testing techniques is the property of its rightful owner. A testing strategy is used to identify the levels of testing which are to be applied along with the methods, techniques, and tools to be used during testing. In this article, i will explain important software testing techniques which help you during test and user acceptance testing uat processes. Here briefly discuss on test case design, exhaustive testing, selective test, software testing, white box testing, basis path testing, cyclomatic complexity, control structure testing and loop testing.
Ppt chapter 14 software testing techniques powerpoint presentation free to download id. It tests the effectiveness and average time taken by the software to do desired task. Software testing download free powerpoint presentation. Sumit thakur ece seminars black box testing seminar and ppt with pdf report. This helps in detecting errors even with unclear or incomplete software specification. It is also called glass box testing or clear box testing or structural testing. It records specific aircraft performance parameters and conversations in the cockpit. Process improvement pptx funny 0 interesting 0 cool 0 email thisblogthis. Software testing techniques with test case design examples.
Once gaps are identified, you create test cases to verify untested parts of the code, thereby increasing the quality of the software product. Code coverage analysis eliminates gaps in a test case suite. Blackbox testing techniques a technique for testing equivalence classes rather than undertaking exhaustive testing of each value of the larger class. Following are the typical design techniques in software engineering. Black box test design techniques software testing youtube. The beta test is conducted at one or more customer sites by the enduser of the software. Software testing methodologies notes pdf stm notes pdf book starts with the topics flow graphs and path testing, transaction flow testing, domain testing. A major white box testing technique is code coverage analysis. Different testing techniques are appropriate for different software engineering approaches and at different points in time. Boundary value analysis bva equivalence partitioning ep decision table testing. Ppt software testing techniques powerpoint presentation, free.