Web Technologies - Old Questions

12.  Describe the significance of IP addresses and their types.

An Internet Protocol address (IP address) is a numerical label assigned to each device connected to a computer network that uses the Internet Protocol for communication. An IP address provides an identity to a networked device. Similar to a home or business address supplying that specific physical location with an identifiable address, devices on a network are differentiated from one another through IP addresses.

There are following types of II address. Private IP Address , Public IP Address , Static IP Address , Dynamic IP Address

Private IP Address:  A private IP address is an IP address which is communicate within the same network. Devices with a private IP address cannot to the internet directly. Likewise, computer or the other devices outside the local network cannot connect directly to a devices with a private IP address.

Public IP Address: A public IP address is an IP address which is used to communicate outside the network and each IP address is unique. The public IP address is assigned to the device by the internet service provider (ISP) as soon as the device is connected to the internet.

Static IP Address: A static IP address are those type of IP address that never change once they are assigned to a device on a network.

Dynamic IP Address: The dynamic IP address are those type of IP address that can change from time-to-time. These IP address are assigned to a device when they get connected to the internet each time.