| Name | Description | |
|---|---|---|
 | AuditEntryId | The audit log entry associated with the operation (null if not available). |
| DiagnosticsMask | The diagnostics mask associated with the operation. |
| EncodeableFactory | A factory that can be used to create encodeable types. |
| NamespaceUris | The table of namespace uris to use when accessing the system. |
| NodeIdFactory | A factory that can be used to create node ids. |
| NodeStateFactory | A factory that can be used to create node instances. |
| OperationContext | The operation context associated with the system context. |
| OperationDeadline | When the operation will be abandoned if it has not completed. |
| OperationStatus | The current status of the operation. |
| PreferredLocales | The locales to use if available. |
| ServerUris | The table of server uris to use when accessing the system. |
| SessionId | The identifier for the session (null if multiple sessions are associated with the operation). |
| StringTable | The table of strings associated with the operation. |
| SystemHandle | An application defined handle for the system. |
| TypeTable | A table containing the types that are to be used when accessing the system. |
| UserIdentity | The identity of the user. |