The DeviceNet scanner shown is used instead of:
A)I/O modules.
B)the processor module.
C)the chassis power supply module.
D)all of these.

Question

The DeviceNet scanner shown is used instead of: 
A)I/O modules. 
B)the processor module. 
C)the chassis power supply module. 
D)all of these.

Quizplus · Accepted Answer

The DeviceNet scanner acts as a gateway between the DeviceNet network and the processor module, allowing for communication between input/output (I/O) modules and the processor. Therefore, it is used instead of I/O modules, not the processor module or chassis power supply module.

The DeviceNet Scanner Shown Is Used Instead Of