Black box testing assesses a system solely from the outside, without the operator or tester knowing what is happening within the system to generate responses to test actions.
End-to-end testing is a methodology that assesses the working order of a complex product in a start-to-finish process.
Gray box testing, also called gray box analysis, is a strategy for software debugging based on limited knowledge of the internal details of the program. A gray box is a device, program or system whose workings are partially understood.
Model-based testing (MBT) requires a test team to create a second, lightweight implementation of a software build- typically only the business logic - called the model.
A PERT chart is a project management tool used to schedule, organize, and coordinate tasks within a project.
The software development life cycle (SDLC) is a conceptual model, used in project management, to describe the stages and tasks involved in each step of a project to write and deploy software.
A staging environment, or staging, provides a nearly exact replica of a production environment for software testing.