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What is the role of EEPROM in a PLC memory unit?
What is the role of EEPROM in a PLC memory unit?
- Stores the program information or control logic
- Stores input and output signals
- Allows initial and/or additional information to be written into the chip (correct)
- Carries out processing related to input signals
How does the CPU of a PLC interact with the EEPROM in the memory unit?
How does the CPU of a PLC interact with the EEPROM in the memory unit?
- Fetches program instructions from EEPROM (correct)
- Stores control logic in EEPROM
- Carries out processing related to microcontroller signals
- Fetches program instructions from data memory
What distinguishes EEPROM from PROM in a PLC memory unit?
What distinguishes EEPROM from PROM in a PLC memory unit?
- EEPROM does not require erasing before reprogramming, unlike PROM (correct)
- EEPROM is volatile, while PROM is non-volatile
- EEPROM stands for Programmable Read Only Memory, while PROM doesn't have programmability
- PROM allows information to be written into the chip, unlike EEPROM
Which of the following is a disadvantage of PLCs mentioned in the text?
Which of the following is a disadvantage of PLCs mentioned in the text?
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In the context of PLCs, what is a main advantage of using HMI?
In the context of PLCs, what is a main advantage of using HMI?
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Which of the following is NOT listed as a leading brand of European PLCs in the text?
Which of the following is NOT listed as a leading brand of European PLCs in the text?
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What are some common industrial applications of PLCs according to the text?
What are some common industrial applications of PLCs according to the text?
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What is the purpose of EEPROM in a PLC system?
What is the purpose of EEPROM in a PLC system?
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How can the memory content of an EPROM chip be erased?
How can the memory content of an EPROM chip be erased?
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What distinguishes EEPROM from EPROM in terms of erasing the memory content?
What distinguishes EEPROM from EPROM in terms of erasing the memory content?
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