unattractiveness - an ugliness of appearance that is not appealing to viewers. 1  ugliness - qualities of appearance that do not give pleasure to the senses. 2  shapelessness - the quality of lacking an esthetically pleasing shape.
Let us first understand what implementation means. Implementation is the process of putting an action for the formulated plan. Before we implement, the plan should have been completed and our objectives should be clear. Testing each one of those actions formulated in the plan is said to be implementation testing.
System Integration Testing (SIT), in the context of software systems and software engineering, is a testing process that exercises a software system's coexistence with others.ntegration testing is completed first, not the system testing. In other words, upon completion of integration testing, system testing is started, and not vice versa. For integration testing, test cases are developed with the express purpose of exercising the interfaces between the components.