As an important component of the data model, integrity constraints specifications, such as entity integrity and referential integrity, receive a lot of support, from the relational model. According to, a database must be able to maintain the correct relationship, which exists between tables and data; therefore, entity integrity and referential integrity is very important to help maintain these relationships.
King Info Life | Application Development
Database normalization assures that anomalies, such as delete, insert and update anomalies, don’t occur in the database. When databases are not normalized, then strange things can happen, to the behavior of the application, which the poorly designed database supports. An insert anomaly may occur when insertions, of new information into the database, are not allowed due to missing or inconsistent information. The deletion anomaly, may occur when deletions on the database, impact rows, which were not meant to be deleted.
It is very important after the software development life cycle, of a product that is being delivered, that it does not suffer from any major changes after it has been developed. When major changes occur, this could cost a company, a lot of money time and effort, because stakeholders and users aren’t satisfied with the product and want to make major changes.
In order for ABC Company to be successful at completing their knowledge management system project, a systems analyst, must chose the correct project management methodology. A systems analyst, must also have a very good understanding of the different software development methodologies, which exist, in order to choose, the best one for the ABC Company.
The computer world has changed tremendously indeed, and the methodologies, which are utilized continue to help developers, create a world of technology, that always captivates our current society. In today’s paper, the Unified Process methodology will be discuss, in order to understand, the advantages and disadvantages, of this software development life cycle methodology.
The Extreme Programming (XP) methodology is the reason why every programmer in the world, should be happy they chose to learn and master the art of programming and developing great applications. Great applications can be developed fast, through the XP methodology, and this paper will prove this, by analyzing and critiquing the work, of other researchers; who analyzed the power of XP, when it was being put to use, in order to develop great applications.
The development of an information system, can be planed, structured and controlled, by using a system development methodology, which best suits the needs of an organization. Selecting the correct methodology though, can have its advantages and disadvantages as well, depending on the nature of the software development project.
All software development projects cannot use the same methodology, because each project have their own technical requirements, and are conducted by organizations of different cultures and have different number of people, working on that project.
The article chosen this week, demonstrates how an agile project management approach with the Crystal methodology, is used in order to deploy IT applications for libraries, which are innovative. The staff and students on the paper, found success in developing their software using the crystal methodology, which is a flexible and iterative process.