Expansion slots and expansion cards are interlinked with each other. If you are searching for the definition of expansion slot, expansion cards, types of expansion cards with their functions, applications, and examples. Then you clicked the right link. Let’s read the article to clear your concept.
Expansion Slots and Expansion Cards
The Expansion Slot is a socket, that is mounted on a motherboard to insert circuit boards. Different circuit boards are inserted into the motherboard to add new devices and enhance capabilities to the computer also.
Furthermore, Expansion Cards are electronic circuits used to insert more functions to a computer. Some examples are memory chips, sound devices, modems or graphics card etc.
In addition, a circuit board is identified by different terms like a card, expansion card, expansion board, adapter card, interface card, add-in and add-on etc.
A few numbers of cards contain built-in feature or devices like modem card and graphics card. Some cards are also attached to a device outside the system unit like scanner etc.
Types of Expansion Cards
Different types of expansion cards are as follows
- Video Card
- Sound Card
- Network Interface Card (NIC)
- Modem Card
It is also called a video adapter or graphics card. It converts computer output into a video signal and sends it to the monitor to display.
It enhances the sound-generating capabilities of a computer. It allows sound to be input through a microphone and output through speakers also.
Network Interface Card (NIC)
It is also called a network card. It is a communication device that allows a computer to communicate via a network.
It is also called an internal modem. It is a communication device that enables a computer to communicate via telephone lines or other means.
Pc Cards & Flash Memory Cards
Pc card is a thin credit card size device. It is used to add memory, disk drives, sound, fax/modem, communications and other capabilities to a mobile computer like a laptop. All pc card also follows the standard developed by PCMCIA. It is the abbreviation of Personal Computer Memory Card International Association.
Types of PC cards
PC cards have following three types:
Type 1 card
This card adds memory capabilities to the computer.
Type 2 card
It contains communication devices such as modem.
Type 3 card
It deals with the devices like a hard disk. It is also the thickest card.
Pc card and flash memory cards can be attached to the computer without operating the system unit and restarting the computer. The operating system automatically detects the PC card and flash memory card as it is attached to the system. This feature is called hot plugging or hot swapping. This allows the user to add and remove devices while the computer is running.
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