The legacy serial port is a 9-pin DB connector. The 15-pin one is mever mentioned in chapter 18 of the A+ managing and troubleshooting pc's textbook. 3rd edition.
You cannot simply "redirect" communication intended for a legacy serial port to a a USB port. You must purchase an adapter that emulates a legacy serial port.
9
yes
The 2004 Subaru Legacy OBD 2 port is under dash at left, next to kick panel"
You can have a USB Serial (COM) port and you can connect PCs together using Serial (COM) port.
It is a D shaped connector and has got 9 pins in it.
PS/2 (For Keyboard and Mouse)USBCOM1 and COM2 (serial) PortParallel Port (for Printers)SpeakerMicVideo Port (Monitor Port)Lan Port
Parallel port. The male connector is a serial port. Good luck on the A+ exam :P
Depending on how old the modem is, it may connect to the serial port, the USB port, or an internal connector.
A DB9 connector on your computer has one specific function, interface with one serial device.
it is the kind that works when you plug it in
None. The IrDA is only important if you are using an infrared transceiver on the serial port. This is seldom found in most computers.