Table of ContentsSummaryIntroductionTestingVerification ValidationSoftware Testing HierarchySoftware Quality AssurancesSoftware Quality Assurance ActivitiesConclusionSummaryQuality Assurance or QA is the systematic and continuous monitoring and evaluation different aspects of a project, service or installation. It was necessary to maximize the probability that minimum quality standards would be achieved by the production process. Quality assurance is an important factor in the software industry and in any type of business. Software quality depends on customer satisfaction which can be achieved through the application of specific standards. Due to high customer requirements, it is very important to obtain quality software. Most of the developed countries are doing extremely well in the software industry and are improving day by day. Somehow, some developing countries also have difficulty with software quality and cannot get a good reputation in the international market. Say no to plagiarism. Get a tailor-made essay on “Why Violent Video Games Should Not Be Banned”? Get the original essaySoftware quality is lacking for many reasons. Most of the reasons are related to lack of interest and knowledge on the part of higher authorities and software assurance team for software quality improvement. Software testing is the execution of a software product with actual test data that produces the expected results. Software testing poses two basic types of concerns: which test cases should be used and how many test cases are needed? Software quality assurance is the set of activities that ensure that software processes and products conform to requirements and standards. Software testing in software engineering is a process in the life cycle of a software project that verifies that the product or service meets quality expectations and validates that the software meets requirements specifications. Software testing is intended to locate defects in a program, although any given testing method cannot guarantee the location of all defects. As such, it is common for an application to be subjected to a series of testing methodologies throughout the software lifecycle, such as unit testing during development, integration testing once modules and completed systems, and user acceptance testing to enable stakeholders to determine whether their needs have been met.IntroductionIt is very important for any sector of development to produce very high quality products in order to achieve a position respectable in the global IT industry market. Competition is very high and we cannot afford to correct errors after delivering the products to the customer. Post-delivery correction is very costly and affects the credibility of the company and organizations cannot afford to lose customers due to these kinds of issues. To avoid these problems, organizations must follow a proper quality management plan to remove errors from products. Maintaining product quality is very important for business organizations as every business is moving towards automation. Failure of real-time software systems can have serious consequences. The main role of software quality assurance is to maintain the quality of software products. This involves ensuring that standards and procedures are respected. THESoftware quality assurance standards are developed to help organizations achieve quality products. Standards are a set of guidelines that help achieve the best results. Sometimes critical issues have been found that degrade the quality of the software. We also suggested how the relationship between developers and the QA team can be more cooperative and how team leaders should react to certain issues to resolve them. Software quality assurance plays a very important role in the activities of a software company, because the only factor in obtaining consistent projects from permanent customers is customer satisfaction. The main issues addressed during testing in real time in any industry:• Time• Budget• Less use of quality standards• Lack of specialists• Project durations• Compromise on quality due to lower profits• Developer attitude• Training of team for requirements gathering• PolicySome aspects can be solved by providing good knowledge and motivation in the right direction to execute the work. Here it is necessary to understand the role of QA and QC for every software developer and software tester. It has been noticed most of the time that most of the people are confused when it comes to understanding the differences between QA, QA and Testing. Although they are interrelated with each other and to some extent they can be considered the same activities, but there are distinctive points that set them apart. The following table lists the points that differentiate QA, QC and testing. Quality Assurance Quality Control QA testing includes activities that ensure the implementation of processes, procedures and standards in the context of verifying developed software and planned requirements. It includes activities that ensure the verification of developed software against documented requirements (or not in some cases). It includes activities that ensure identification of bugs/errors/defects in software. Focuses on processes and procedures rather than performing actual testing of the system. Focuses on actual testing by running the software with the aim of identifying bugs/defects through implementation of procedures and processes.- Focuses on actual testing.- Process oriented activities.- Product oriented activities. - Product oriented activities.- Preventive activities.- It is a corrective process.- It is a preventive process.- It is a subset of software testing life cycle (STLC).- QC can be considered as the subset of quality assurance.- Testing is the subset of quality control. With the help of the above table, it is easy to understand that it is very well explained a systematic process to determine how the actual testing process is conducted within an organization or team. Generally, it is an independent review of the processes involved when testing software. According to the IEEE, it is a review of the documented processes that organizations implement and follow. Types of audit include legal compliance audit, internal audit, and system audit. It is a formal technique that involves formal or informal technical examinations of any artifact identifying any errors or gaps. According to IEEE94, inspection is a formal evaluation technique in which software requirements, designs or codes are examined in detail by a person or group other than the author to detect defects, violations of development standards and other problems. Of theFormal inspection meetings may include the following processes: planning, preparing an overview, inspection meeting, rework and follow-up. During the lifecycle of any software development, is it necessary to constantly monitor that the product direction is correct? What product is going to be developed, right? At the same time, before delivering a product, it is necessary to meet the initial requirements, what is going to be delivered, right? To determine the progress of the process and the finished product, it is very necessary to understand two terms for most people, who use them interchangeably. The following table highlights the differences between verification and validation.Verification ValidationVerification addresses the concern: "Are you building it correctly?" » Validation addresses the concern: “Are you building the right thing?” » Ensures that the software system meets all functionality. Ensures that features respond to intended behavior. Verification takes place first and includes checking documentation, code, etc. Validation takes place after verification and mainly involves verifying the product as a whole. Made by the developers. Made by testers. It has static activities, as it includes collecting reviews, walkthroughs, and inspections to verify a software. It has dynamic activities because it includes the execution of the software against the requirements. This is an objective process and no subjective decisions should be necessary to verify software. It is a subjective process that involves subjective decisions about how software should work. Software Testing Hierarchy As with almost any technical process in any software product development, software testing has a prescribed order in which things must be done in a specific order and it is categorized. Here is a list of software testing categories arranged in chronological order. Here are the known and widespread steps taken to fully test new software for release: - Unit testing - testing performed on each module or block of code during development. Unit testing is normally done by the programmer writing the code. - Integration testing - tests carried out before, during and after the integration of a new module into the main software package. This involves testing each individual code module. Software can contain several modules which are often created by several different programmers. It is crucial to test the effect of each module on the entire program model. - System testing - testing carried out by a professional testing agent on the completed software product before its introduction to the market. - Acceptance testing - beta testing of the product carried out by the actual end users. Software Quality Assurance Software quality assurance (SQA) is the planned and systematic set of activities that ensure that software conforms to requirements, standards, and procedures. SQA includes the process of ensuring that standards and procedures are established and followed throughout the software acquisition lifecycle. Generally, the development of any software product is a process of managing and managing many risks. These risks can be classified into two variables which are technical and programmatic; risks that the software will not work as expected or will be too difficult to use, modify, or maintain are technical risks, while risks that the project will exceed cost or schedule are programmatic risks. The goal of software assurance is to reduce many of these.