The software testing technical terms - not only for ISTQB® Certified Tester Download PDF

N-switch coverageUK

The coverage of sequences of N+1 transitions. [Reference: Chow]

negative testingUK

Testing a component or system in a way for which it was not intended to be used.

neighborhood integration testingUK

A type of integration testing in which all of the nodes that connect to a given node are the basis for the integration testing.

network zoneUK

A sub-network with a defined level of trust. For example, the Internet or a public zone would be considered to be untrusted.

non-functional testingUK

Testing performed to evaluate that a component or system complies with non-functional requirements.


The degree to which actions or events can be proven to have taken place, so that the actions or events cannot be repudiated later. [Reference: After ISO 25010]