As shown in figure "A" of the illustrated block diagram of a central operating system configured for direct digital control, what does the output system block "ANALOG D/A" represent? EL-0095 |
A) It receives analog outputs from the CPU and converts these to digital signals for transmission to the digital actuators. |
B) It receives analog outputs from the CPU and conditions these to analog signals for transmission to the analog actuators. |
C) It receives digital outputs from the CPU and converts these to analog signals for transmission to the analog actuators. |
D) It receives digital outputs from the CPU and conditions these to digital signals for transmission to the digital actuators. |