![What tool is used to test serial and parallel ports?](https://www.gkseries.com/blog/wp-content/uploads/2022/04/What-tool-is-used-to-test-serial-and-parallel-ports.png)
Q. What tool is used to test serial and parallel ports?
A. high volt probe
B. cable scanner
C. loop backs (wrap plugs)
D. sniffer
E. None of the above
Answer: loop backs (wrap plugs)
A. high volt probe
B. cable scanner
C. loop backs (wrap plugs)
D. sniffer
E. None of the above
Answer: loop backs (wrap plugs)
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