​The _____ is the most pessimistic outcome of a task.

A _____ represents the work that one person can complete in one day.​

​In a use case diagram, the user becomes a(n) _____, with a specific role that describes how he or she interacts with a system.

​In the rapid application development (RAD) model in the accompanying figure, the _____ phase focuses on program and application development tasks similar to the SDLC.

​Identify is a typical example of a system requirement for the performance category.

_____ refers to the practical resources needed to develop, purchase, install, or operate a system.​

​_____ means that a proposed system will be used effectively after it has been developed.

​Projects where management has no choice in implementing them are called _____ projects.

In a systems development life cycle (SDLC) model, the purpose of the _____ is to create a physical model that will satisfy all documented requirements for the system.​

The Linux command can be used to delete a file from the network file system. Assume: assume the command is being executed from a terminal that has Linux commands enabled and that the file path and name exist and that the user has permission to delete the file.  Include only the command name and not any additional options or the file name.