| Subject | English | Welsh |
| comp., MS | Binary Interchange File Format | Fformat Ffeil Cyfnewid Deuaidd (The binary file formats that are used to save Microsoft® Office Excel® workbooks) |
| comp., MS | conditional format | fformat amodol (A format, such as cell shading or font color, that Excel automatically applies to cells if a specified condition is true) |
| comp., MS | data format | fformat data (The structure or appearance of a unit of data, such as a field, or text in a message body) |
| comp., MS | data interchange format | fformat cyfnewid data (A format consisting of ASCII codes in which database, spreadsheet, and similar documents can be structured to facilitate their use by and transfer to other programs) |
| comp., MS | dialable format | fformat deialu (A phone number format for dialing of internal, operator or emergency numbers by a computer. Calling cards cannot be used with this format) |
| comp., MS | Excel XML Format | Fformat XML Excel (The formal name for Excel 12 file format. The Excel XML Format has an open, royalty-free specification, and is the technology licensed to external parties) |
| comp., MS | file format | fformat ffeil (The structure or organization of data in a file. File format is usually indicated by the file name extension) |
| comp., MS | format bar | bar fformatio (A toolbar within an application used for modifying the format of the document being displayed, such as changing font size or type) |
| comp., MS | Format Object task pane | Cwarel tasgau Fformatio Gwrthrych (A task pane that provides functionality for formatting objects) |
| comp., MS | Format Painter | Brwsh Fformat (A feature that replicates formatting from a source item - such as text in Word, a cell in Excel, a control in Access, or a shape in Publisher - to one or more target items) |
| comp., MS | format switch | Switsh Fformat (A switch (\*) or instruction that specifies the capitalization, numeral style, and character formatting that Microsoft Word uses in a field result) |
| comp., MS | in-country number format | fformat rhif yn y wlad (The string that is used to define how to create an in-country/region number to use when making calls from a dial plan) |
| comp., MS | in-country/region number format | fformat rhif yn y rhanbarth/gwlad (The string that is used to define how to create an in-country/region number to use when making calls from a dial plan) |
| comp., MS | international format | fformat rhyngwladol (A phone number format for dialing any call from any location or with a calling card) |
| comp., MS | international number format | fformat rhif rhyngwladol (The string that is used to define how to dial someone from outside of their country/region) |
| comp., MS | OLAP server formatting | fformatio gweinydd OLAP (A type of conditional formatting that is configured within Microsoft SQL Server Analysis Services) |
| comp., MS | Universal Disk Format | Fformat Disg Eang (A file system defined by the Optical Storage Technology Association (OSTA) that is the successor to the CD-ROM file system (CDFS). UDF is used for removable disk media like DVD, CD, and magneto-optic (MO) disks) |
| comp., MS | Windows Metafile Format | Fformat Metaffeil Windows (A 16-bit vector graphics format for Windows-compatible computers used mostly as a clip art format in word-processing documents) |
| comp., MS | Word XML Format | Fformat XML Word (The formal name for Word 12 file format. This format has an open, royalty-free specification, and is the technology licensed to external parties. This license is the subject in the messaging points where "Open, royalty-free license" is discussed) |