| Category | Phases | Collected Data | ISBSG Questionnaire |
| Project process | Process infrastructure | Type of software project | (Question: 5) |
| The project consists of software that is reusable | (Question: 7) | ||
| Process improvement program | (Question: 13) | ||
|
| Planning | Rank project objectives | (Question: 15) |
| Initial measure of the project’s functional size made in project planning | (Question: 17) | ||
| Estimate of total project effort made in project planning | (Question: 18) | ||
| Estimated project completion date set in project planning | (Question: 19) | ||
| Estimate of total project cost made in project planning | (Question: 20) | ||
| Size of any preliminary functional model created during project planning | (Question: 21) | ||
| Duration of project planning | (Question: 22) | ||
|
| Specification | Size of any functional model created during the specification activity | (Question: 25) |
| Number of defects recorded in the documents and other work products of this phase | (Question: 27) | ||
| Functional size measured after the specification activity | (Question: 28) | ||
| Duration of the specification activity | (Question: 29) | ||
|
| Design | Number of defects recorded during the design phase | (Question: 32) |
| Number of changes raised during design | (Question: 33) | ||
| Functional size measured after completion of design | (Question: 34) | ||
| Duration of the design activity | (Question: 35) | ||
|
| Build or programming | Type of what produced or modified during the build activity | (Question: 36) |
| Number of defects recorded and resolved during the build activity | (Question: 38) | ||
| Number of changes raised during build | (Question: 39) | ||
| Duration of the design activity | (Question: 40) | ||
|
| Test | Number of defects recorded during the test activity | (Question: 43) |
| Number of changes raised during testing | (Question: 44) | ||
| Duration of the design activity | (Question: 45) | ||
|
| Implementation | Number of distinct versions of the software delivered to the customer or end user during the projects | (Question: 47) |
| Number of defects recorded during the implementation activity | (Question: 49) | ||
| Number of changes raised during implementation | (Question: 50) | ||
| Functional size measured after completion specification activity | (Question: 51) | ||
| Duration of the implementation activity | (Question: 52) | ||
| Product | General information | Project made (or not) reuse of previous software development work | (Question: 93) |
| Estimate amount of functionality provided by reused work products | (Question: 94) | ||
| Project completion | General information | Factors that have a negative impact on the project performance or outcomes | (Question: 129) |
| Number of defects recorded during the first month of the software’s operation | (Question: 130) | ||
| The lines of code generated by this project The percentage of these lines of code that are not program statement | (Question: 131) | ||
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| User satisfaction survey | Did the project meet the stated objectives? Did the software meet business requirements? Quality expectation for the software? Quality expectation for user documentation? Ease of use requirements for the software? Was sufficient training or explanation given? Schedule for planning and specification? Schedule for design, build, test, and implement? | (Question: 132) |