Notes with worthy tutorials
Weighing the Advantages and Disadvantages of Software Development Methodologies: Waterfall, Agile, and DevOps
Software development methodologies define the processes, practices, and frameworks employed by development teams to deliver software solutions. Three popular methodologies widely used in the industry are Waterfall, Agile, and DevOps. Each methodology follows a unique approach to software development, with its own set of advantages and disadvantages.
Demystifying the Difference Between Software Requirements and Software Specifications
In the realm of software engineering, two terms that often surface are software requirements and software specifications. While they are closely related, they hold distinct meanings and serve different purposes.
Exploring the Key Activities in the Software Development Life Cycle (SDLC)
The Software Development Life Cycle (SDLC) is a systematic and structured approach to developing software applications. It provides a framework for software engineers to plan, design, develop, test, deploy, and maintain software systems.
Software Engineering: Unleashing the Power of Technology
Software engineering can be defined as the systematic approach to designing, building, testing, and maintaining software applications. It goes beyond mere coding and encompasses a wide range of activities that ensure the successful development of software systems. These activities include requirement analysis, software design, coding, testing, deployment, and maintenance. The goal is to develop high-quality software that meets user needs, performs reliably, and can be easily modified and extended as requirements change over time.
Software development has evolved rapidly over the years, with new tools, technologies, and programming languages being introduced regularly. However, amidst this rapid change, one aspect of software development has remained constant: the importance of software testing. Software testing is a crucial step in the software development life cycle, as it helps to identify and resolve issues in software before it is released to end-users. In this article, we will explore the importance of software testing in the software development life cycle.
The implementation stage of software development is the process of converting a system specification into an executable system. A software design is a description of the structure of the software to be implemented, the data which is part of the system, the interfaces between system components and, sometimes, the algorithms used. Designers design step by step to meet the finished design to be implemented in programming to crease an executable system out of the specification.
Software specification or requirements engineering is one of the four activities of software process. In software specification, the task is to identifying and defining the services to be provided from the system and what are the constraints in the operations of the system and in the development of the system. This stage, among the four activities of software process, is critical enough as this is the first stage of the process and defines the whole system. Missing or misunderstanding requirements, leaving gaps or errors will ultimately cause higher development cost, time and rework.
Waterfall model software process model was derived from general system engineering process and it is so called as the stages go top to bottom and while one stage of the process is complete it moves to the next stage and not supposed to come back to any previous stage. Shortly, the operation enters an stage if and only if the previous stage, if any, completes. However, in practice, things doesn’t happen this way.
Risk management is a series of steps that help a software team to understand and manage uncertainty. It’s a really good idea to identify it, assess its probability of occurrence, estimate its impact, and establish a contingency plan that─ ‘should the problem actually occur’. Risk management is a part of umbrella activities. Simplistically, you can think of a risk as something that you’d prefer not to have happen. Risks may threaten the project, the software that is being developed or the organization.
Software project manager is the person who manages software projects. She or he will be attached to the project from the beginning to the end and continue with the life cycle of the software. It is impossible to write a standard list of responsibilities a software project manager. The job varies with organization and product being developed. However, following are the responsibilities most software project managers have to deal with.