What is Testing? Testing is the process of evaluating a system or its component(s) with the intent to find whether it satisfies the specified requirements or not. In simple words, testing is executing a system in order to identify any gaps, errors, or missing...
Cost Estimation Tutorial Cost is s strategic concept in software development for the following reasons: Project management: Estimating cost is extremely crucial in carrying out project management activities such as scheduling, planning and control.Feasibility Study:...
Agile Software Development Although there are many approaches to rapid software development, they share some fundamental characteristics: The processes of specification, design, and implementation are interleaved. There is no detailed system specification, and design...
Objectives: understand the concepts of software processes and software process models;have been introduced to three generic software process models and when they might be used;know about the fundamental process activities of software requirements engineering, software...
Software Engineering Objectives To introduce software engineering and to explain its importanceTo set out the answers to key questions about software engineeringTo introduce ethical and professional issues and to explain why they are of concern to software...
Testing Levels Testing itself may be clear at several levels of Software Development Life Cycle. The testing process runs equivalent to software development. Testing distinctly is done just to make sure that there are no hidden bugs or issues left in the software....
A test needs to check if a webpage can be opened in Internet Explorer. This can be easily done with manual testing. But to check if the web-server can take the load of 1 million users, it is quite impossible to test manually. There are software and hardware tools...
Design principles and Strategies Software design is an iterative process through which requirements are interpreted into a blueprint for creating the software. The design is represented at a high level of abstraction due to design iterations arise. Here subsequent...
What is Spiral Model? Spiral Model is a risk-driven software development process model with the amalgamation of waterfall model and iterative model. Spiral Model helps to implement software development elements of several process models for the software project...
The Basics of Software Quality Attributes: Software Quality Attributes are features that facilitate the measurement of performance of a software product by Software Testing professionals and include attributes such as availability, interoperability, correctness,...
Relational Algebra The part of mathematics in which letters and other general symbols are used to represent numbers and quantities in formula and equations. Ex: (x + y) · z = (x · z) + (y · z). The main application of relational algebra is providing a theoretical...
Components of the Database System Environment There are five major components in the database system environment and their interrelationships are. Hardware Software Data Users Procedures Hardware: The hardware is the actual computer system used for keeping and...
What is DBMS? A Database Management System (DBMS) is a collection of interrelated data and a set of programs to access those data. Database management systems (DBMS) are computer software applications that interact with the user, other applications, and the database...
Scoping is one of the superpowers that eloquent grants to developers when querying a model. Scopes allow developers to add constraints to queries for a given model. In simple terms laravel scope is just a query, a query to make the code shorter and faster. We can...