What tool is used to test serial and parallel ports?

What tool is used to test serial and parallel ports?

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)

Gkseries: Gkseries.com is a premier website to provide complete solution for online preparation of different competitive exams like UPSC, SBI PO, SBI clerical, PCS, IPS, IAS, IBPS PO, IBPS Clerical exam etc. & other graduate and post-graduate exams. Learn more on about us page