Traceability Methods

Question 1

Trace to parent:

Answer 1

A child requirement decomposed from parent; all child requirements trace back to parent; success of children = success of parents

Question 2

Trace to source:

Answer 2

Each requirement must trace to its source; identifies where requirement originated, rather that just the parent requirement

Question 3

Trace to interface

Answer 3

Requirements trace to interface control document (ICD) that define requirements between interfaces

Question 4

Trace to peer

Answer 4

Links related requirements at same level (bundled code-dependent, etc)

Question 5

Trace to verification method:

Answer 5

Traces requirement to verification methods such as a test plan, inspection, etc.

Question 6

Trace to verification requirement:

Answer 6

Traces to a specified set of verification requirements, rather than system requirements (how it must be verified

Question 7

Traces to verification results:

Answer 7

Links to a set of verification results