ကၽြန္ေတာ္ assignment တစ္ခုလုပ္တုန္းက ရွာထားတဲ့ဟာပါ Network Devices တစ္ခုျဖစ္တဲ့
NIC (Network Interface Card) အေၾကာင္းပါ
NIC(Network Interface Card)
for Local Area Network
It is a computer circuit board or card that is installed in a computer and that it can be connected to a network.
It is works on the Layer 1 and Layer 2 of OSI framework(Open System Interconnection).
Layer 1 is called Physical layer,defines the electrical and physical specifications for devices.
Exactly,it defines the relationship between a device and a physical medium.
Layer 2 is called Data Link layer, provides the functional and procedural means to transfer data between network group.
It is an expansion card and two types of data transferring speeds are available now.
It is produced different types of cards that is depend on the Motherboard.
For Wireless connection
It is a network card which connects to a radio-based computer network.
It is also runs on the Layer 1 and Layer 2 of OSI framework.
It is very useful for desktop computer which is not have wireless card.
For desktop computer,it can connects using the PCI(Peripheral Component Interconnect).
For Laptop and portable computer, it can connects using the USB.
One of the shapes of the WNIC(Wireless Network Interface Card) is small which can plug in USB(Universal Serial Bus) port.