| Subject | English | Welsh |
| comp., MS | before event | digwyddiad cyn (A synchronous event whose handler runs completely before the action that raised the event starts) |
| comp., MS | Detected Events | Digwyddiadau wedi'u Canfod (A feature that identifies a possible meeting request or event in an email message and enables the user to take action on it from within the message) |
| comp., MS | event address | cyfeiriad digwyddiad (An address similar to a URL that provides network access to an event, such as a live broadcast. Attendees go to this address to view the event from their computers) |
| comp., MS | event handler | dynodydd digwyddiad (A software routine that executes in response to an event) |
| comp., MS | event listener | gwrandäwr digwyddiad (A function or object that invokes an event handler when a specific condition occurs in an application) |
| comp., MS | event registration | cofrestru digwyddiad (An item that resides in a folder that uses an event sink. The item provides the store with information that includes what events will trigger the sink, the name of the sink, and options such as restrictions for when the event will fire) |
| comp., MS | event registration item | eitem cofrestru digwyddiad (A hidden item that contains information about an event sink, information about what events will trigger the event sink, and options that tell when or under what conditions the event sink will be triggered. The event registration item is created in the same folder that is being monitored for events) |
| comp., MS | feature event receiver | derbynnydd digwyddiad nodwedd (A server-side code routine that is called when a feature is activated, deactivated, installed, uninstalled, or upgraded on a computer, server farm, or server cluster) |
| comp., MS | program event | digwyddiad rhaglen (An action or occurrence to which a program might respond. Examples include state changes, data transfers, key presses, and mouse movements) |
| comp., MS | system event | digwyddiad system (An event triggered by Windows system components that is recorded in the system log, such as the failure of a driver or other system component to load during startup) |
| comp., MS | Time Event Broker | Dynodwr Digwyddiadau (A feature that provides time events that can be used to initiate background work in suspended apps) |
| comp., MS | transport event | digwyddiad cludo (An occurrence of a particular message transport activity or phase through the SMTP and NNTP services) |
| comp., MS | usage event | digwyddiad defnyddio (A user action that is counted and analyzed by the recommendations algorithm in the Analytics Service) |
| comp., MS | user profile change event | digwyddiad newid proffil defnyddiwr (An event that occurs when a property of any user profile is changed) |
| comp., MS | Windows Live Events | Digwyddiadau Windows Live (The Windows Live service for event planning and invitations) |