| Subject | English | Welsh |
| comp., MS | canary value | gwerth caneri (A predetermined value that must be present in a client-server request for the request to be considered valid) |
| comp., MS | Card Verification Value | Gwerth Gwirio Cerdyn (A code that credit card companies use to authorize credit card charges. For example, American Express uses a four-digit number on the front of the credit card, and Visa, MasterCard, and Discover use a three-digit number on the back) |
| comp., MS | comma-separated value file | ffeil gwerthoedd wedi'u gwahanu gydag atalnodau (A data file consisting of fields and records, stored as text, in which the fields are separated from each other by commas) |
| comp., MS | default value | gwerth diofyn (A value that is automatically entered in a field or control when you add a new record. You can either accept the default value or override it by typing a value) |
| comp., MS | DWORD value | gwerth DWORD (The value that is applied to a specific DWORD) |
| comp., MS | error value | gwerth gwall (A value shown in Excel when there is an error in a formula, for example VALUE! or REF!) |
| comp., MS | Grade Values | Gwerthoedd Marciau (An assignment property that indicates whether grades for the assignment are numeric or non-numeric) |
| comp., MS | R-squared value | gwerth R-sgwâr (A number from 0 to 1 that reveals how closely the estimated values for the trendline correspond to your actual data. A trendline is most reliable when its R-squared value is at or near 1) |
| comp., MS | search scope rule value | gwerth rheol cwmpas chwilio (A user-specified string that is associated with a search scope rule. It is used to determine membership of an item in the associated search scope) |
| comp., MS | value axis | echelin gwerth (A chart axis that displays scaled numerical values) |