How is a PLC program stored?
A. On a hard disk
B. On a USB drive
C. On a memory chip
D. On a flash memory
Answer:D
How is a PLC program stored?
A. On a hard disk B. On a USB drive C. On a memory chip D. On a flash memory
Explanation: PLC programs are stored on a flash memory, which is a type of non-volatile memory that retains its data even when the power is turned off. This allows the PLC to retain its program and data even during a power failure and can be reprogrammed as needed.