Question

how many USB ports , serial and parallel ports are available in the computer used?

Answer 1

heya there!!



The number of ports actually varies on various computers.
number of USB ports are 3-4 usually... ( for keyboard, mouse , etc..)
Any entry level computer has at least 6 USB ports. 4 at back and 2 at front side of CPU unit.

Usually there is at least one serial port.

And usually there is 1-3 parallel ports...



hope it helped you :)



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