Score

In the Score section, view the computed scores and enter an adjustment factor for the total score.

Users assigned one or more of the following roles can view the data in this section: Business Owner, Technical Owner, Respondent (when more information is requested), or SME (subject matter expert). Users assigned one or more of the following roles can edit the data in this section: Business Owner, Technical Owner, or Respondent (when more information is requested).

Figure A-9. Application Score section

Table A-9. Application Score fields

Field

Description

Application Score

Read-only. The rating of the application, from zero to five (zero being the worst and five being the best).

By default, the application score is calculated from non-empty individual ratings defined in the Application Rating Section. The formula for the application score may be customized.

Application Score = [(5 – Relative Cost) + (5 – Relative Size) + Operational Stability + Maintainability + (5 – Change Frequency) + Functional Completeness + Flexibility + (5 – Interface Complexity) + Documentation + Performance + Availability + Meets SLAs + Size of User Base] / (number of non-empty ratings)

Data Score

Read-only. The rating of the data provided by the application, from zero to five (zero being the worst and five being the best).

By default, the data score is the average of non-empty individual ratings in the Data Rating Section. The formula for data score may be customized.

Data Score = (Data Consistency + Data Integrity + Data Redundancy) / (number of non-empty ratings)

Vendor Score

Read-only. The rating of the vendor of the application, from zero to five (zero being the worst and five being the best).

By default, the vendor score is the average of non-empty individual ratings in the Vendor Rating Section. The formula for vendor score may be customized.

Vendor Score = (Vendor Financial Health + Vendor Competition + Vendor Product Plans) / (number of non-empty ratings)

Value Rating

Read-only. The qualitative measure of the business value of the application, from zero to five (zero being the worst and five being the best).

By default, the value rating is the average of non-empty individual ratings in the Value Rating Section. The formula for value rating may be customized.

Value Rating = (Business Criticality + Revenue Impact + Competitive Advantage + Customer Visibility + Expense Reduction + Manual Workarounds Available) / (number of non-empty ratings)

Risk Rating

Read-only. The qualitative measure of the technical debt of the application, from zero to five (zero being the worst and five being the best). The risk rating is calculated from values defined in the Risk Rating Section of the Rating section.

By default, the risk rating is the average of non-empty individual ratings in the Risk Rating Section. The formula for risk rating may be customized.

Risk Rating = (Security Risk + Architecture Risk + Technology Risk + Skills Risk + Compliance Risk + Business Continuity Risk) / (number of non-empty ratings)

Score Adjustment (%)

Percentage adjustment (positive or negative) made to the total score.

Total Score

Read-only. The sum of all ratings and scores with the Score Adjustment applied.

Total Score = [Application Score + Data Score + Vendor Score + Value Rating + (5 – Risk Rating)] * [1 + (Score Adjustment / 100)]