Execution:Preferred Exec System
- Updated2025-07-30
- 1 minute(s) read
Indicates the execution system in which the VI runs.
Remarks
The following table lists the characteristics of this property.
| Short Name | Exec.PrefSys |
| Data type |  |
| Permissions | Read/Write |
| Available in Run-Time Engine | Yes (Read Only) |
| Available in Real-Time Operating System | Yes |
| Settable when the VI is running | No |
| Loads the front panel into memory | No |
| Need to authenticate before use | No |
| Loads the block diagram into memory | No |
| Remote access allowed | Yes |
| Must wait until user interface is idle | No |
| Available with control VIs | No |
| Available with global VIs | No |
| Available with strict type definitions | No |
| Available with polymorphic VIs | No |
| invalid execution system | 0 | |
| user interface | 1 | |
| standard | 2 | |
| instrument i/o | 3 | |
| data acquisition | 4 | |
| other 1 | 5 | |
| other 2 | 6 | |
| same as caller | 7 |