Computer Port Guide

By soumitra, Gaea News Network
Friday, October 16, 2009

computer-portIn computer Hardware terminology, ‘Port’ denotes the interfaces that can be used to connect different peripheral devices or another computer. Basically, it is a physical outlet on the equipment which is specialized for a particular type of signal transfer between devices. The outlet may be made of several conductors with usually a female socket on the device and a male pin on the peripheral. They may of several types and of various sizes and also have different functions. If you want to know everything about the the different computer ports here is our guide to help you out.

1. USB Port

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This is the most common port found on almost every computer built now-a-days. USB or Universal Serial Bus provides a standard connection method for different computer peripheral devices replacing many varieties of serial and parallel ports to connect different devices. Now it can be used to connect a mouse, a keyboard, gamepad, digital camera printer, flash drives and much more.
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Learn More about USB Port

2. HDMI Port

Though this is not a very common interface seen today in every computers sold today, they are expected to be popular very soon because of their capability to handle both high quality video and audio in a single cable. Display devices or audio-visual consumer electronics devices such as TVs are having HDMI ports to connect HDMI cables and this is quite becoming the norm for the HDTVs sold today.
Learn More about HDMI Port

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3. eSATA Port

eSATA is now a common interface for connecting devices such as external HDDs to your computer. It has some advantages over the common FireWire or USB ports with higher practical data transfer rate. Though they are not very common, they are definitely better in data transfer speeds and robustness.
Learn More about eSATA Port

4. FireWire Port

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This is a type of Serial Port used for high speed data transfer. Other than being very robust, the main advantage of this system is that it supports peer to peer communication i.e. communication between a scanner and a printer is possible without the CPU or system memory overhead.
Learn More about FireWire Port.

5. Express Card Slot

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This is a very essential slot for a laptop as it allows you connect different expansion cards adding to the overall configuration capability of the laptop. You can use this slot to add SSD Drives, TV Tuner Cards, Wireless Network Cards or Sound Cards.
Learn More about Express Card Slot

6. VGA Port

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This is the most common Port on any computer that allows us to connect the display devices to the computer. It supports some advanced features like Plug and Play Monitor Detection, robust connection secured through screws etc.
Learn more about VGA Port

7. DVI Port

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DVI or Digital Visual Interface is a port on the computer that makes use of full digital technique to transfer data for high quality displays. Using the DVI Ports, digital display devices such as LCD Monitors and LCD Projectors can display more accurate color tones and contrast levels. It is also backwards compatible with the VGA Ports and an adapter can be used on DVI A or DVI I ports to convert them to VGA Ports.
Learn More about DVI Port

Discussion

r4 nintendo
October 23, 2009: 8:09 am

Thanx for the valuable information. This was just the thing I was looking for, I am intending to be a hardware engineer now……. keep posting. Will be visiting back soon.

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