| Component reuse - | (Software Engineering) the ability to reuse a portion of a model, source code, test case, etc. |
| Configuration control - | (Software Engineering) the control of changes to programs, documents or data |
| Configuration status reporting (CSR) - | (Software Engineering) an activity that help software developer to understand what changes have been made and why |
| Constraints - | (Software Engineering) an restrictions or limitations placed on requirements or design |
| Corrective maintenance - | (Software Engineering) finding and fixing defects that have been reported by users |
| Coupling - | (Software Engineering) an informal measure of the degree to which a software component is connected to other components, to data, and to the external environment |
| CRC (class-responsibility-collaborator) modeling - | (Software Engineering) an object-oriented modeling method that identifies and organizes classes are are relevant to a system |
| Customer - | (Software Engineering) the person or group that has requested the software and will be paying the bill for its development |
| Cyclomatic complexity - | (Software Engineering) a measure of the logical complexity of an algorithm, used in white-box testing |
| Data objects - | (Software Engineering) an input or output that is user visible |