Computer Ports

What is a port?

Port:

Is to use the external device can be connected to a physical machine stops.

It can also be a flow of information from the Internet to your computer or via the program stops.

Here are a few important types of ports:

Serial Port

For an external modem and an old computer mouse

Two versions: 9-pin, 25-pin models

Data travels to 115 kilobits per second

Parallel port

The use of scanners and printers

Also known as the printer port

25-pin models

Also known as IEEE1284 compatible Centronics port

PS / 2 port

Use an old computer keyboard and mouse

Also known as the Mouse Port

Most of the old computer provides two PS / 2 interface, respectively, for the mouse and keyboard

Also known as IEEE1284 compatible Centronics port

Universal serial bus (or USB) port

It can be connected to a variety of external USB devices such as external hard drives, printers, scanners, mice, keyboards and so on.

According to reports, in 1997.

Most computer provides two USB ports, as a minimum.

Data traveling 12 megabytes per second

USB-compatible devices can be powered from the USB port

VGA port

Monitor connected to the computer graphics.

There are 15 holes.

Similar to the serial port connector, but the serial port connector pins have, it has holes.

Power Connector

Three-prong plug

Connected to a wall outlet into a power bar or the computer's power cord

FireWire port

Transfer large amounts of data at very fast speeds.

Connect the camcorder to the computer and video equipment

Data travels 400 to 800 megabits per second

Invented by Apple

Three variants: 4-pin FireWire400 ports, 6-pin connector and a 9-pin FireWire800 FireWire400 interface

Modem Port

Connecting the PC modem telephone network

Ethernet port

And high-speed Internet connection to the network.

Connect the network cable to the computer.

This port is located on the Ethernet card.

Data travels at 10 megabits to 1000 megabits per second depending on network