| Subject | English | Urdu |
| comp., MS | COM add-in | COM ایڈ ان (A supplemental program with the filename extension .dll or .exe that extends the capabilities of a program by adding custom commands and specialized features) |
| comp., MS | COM class | COM کلاس (A concrete implementation of one or more COM interfaces. COM objects are instances of COM classes) |
| comp., MS | COM object | COM شئے (An instance of a COM class) |
| comp., MS | COM port | COM دہانہ (A serial communications port used to connect a device, such as a modem, printer, or mobile device, to a computer) |