Which of the following interfaces uses DB9 and DB25 connectors?

Posted by: Pdfprep Category: 220-1001 Tags: , ,

Which of the following interfaces uses DB9 and DB25 connectors?
A . RS-232
B . USB-C
C . eSATA
D . USB

Answer: A

Explanation: https://www.rfwireless-world.com/Terminology/RS232-interface.html

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