If variable input data is needed, a _____ must be provided to explain what is needed.

One good way to prevent errors on input forms is to _______.

When several tasks can start at the same time, each is called a(n) ____ task.

Ganttproject can open files created with ____.

User documentation includes _____.

User productivity systems _____.

Which of the following options is NOT a benefit of prototyping?

What diagram portrays the interactions emphasizing the time ordering of messages?

Which of these is not used in a context level diagram?

In Object-Orientation it is possible for a class not to define its own behaviours because:

A Physical DFD specifies: