Identify the differences between open and proprietary PLC architecture.

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An open$-$architecture uses off$-$the$-$shelf components that conform to approved standards, whereas a proprietary architecture uses custom components that deny the approved standards.

An open$-$architecture uses custom components that conform to approved standards, whereas a proprietary architecture uses off$-$the$-$shelf components that deny the approved standards.

An open$-$architecture design is easy to connect to devices and programs made by other manufacturers, whereas a proprietary architecture is difficult to connect to another manufacturer's system.

An open$-$architecture design is difficult to connect to devices and programs made by other manufacturers, whiereas a proprietary architecture is easy to connect to another manufacturer's system.