The alarm management mode of DVR (non-manual alarm) includes ( )
A: External contact alarm mode
B: External API alarm mode
C: VMD alarm mode
D: Timing alarm mode
A: External contact alarm mode
B: External API alarm mode
C: VMD alarm mode
D: Timing alarm mode
举一反三
- The Three-Tier model of the database system is（）. A: Up mode, mode, Down mode B: Front mode, mode, Rear mode C: External mode, mode, internal mode D: Large mode, Medium mode, Small mode
- ______ , she went back to sleep. A: There was no cause for alarm B: There being no cause for alarm C: Without having cause for alarm D: Being no cause for alarm
- ______, she went back to sleep. A: There is no cause for alarm B: Being no cause for alarm C: There being no cause for alarm D: Without having cause for alarm
- P mode display A: Program exposure mode B: Aperture priority mode C: Shutter priority mode D: Manual mode
- alarm闹铃，闹钟；警钟