_______ is one of the gateway of internet.

Question

Accepted Answer

The correct option is (3):
An **Internet Service Provider (ISP)** is the organization that functions as the essential gateway for individuals and businesses to access the global Internet. An ISP owns and maintains the large-scale telecommunications and network infrastructure, such as routers, modems, and high-speed data lines, which form the physical and logical connection point between a user’s device or local area network and the worldwide network. Without subscribing to the services of an ISP, a user has no means to send or receive data from the public Internet. The ISP, therefore, acts as the definitive point of entry, authorizing and routing a user's traffic onto the Internet backbone.

The incorrect option is (1):
**Intranet** is incorrect because it refers to a *private* network, typically used exclusively within a single organization, like a company or university, with access strictly restricted to authorized employees. The purpose of an Intranet is internal communication and resource sharing, and it is explicitly sealed off from the public Internet by a firewall for security reasons. Therefore, an Intranet is not a gateway *to* the Internet but rather a separate, closed network *using* Internet technology.

The incorrect option is (2):
**Internet protocol (IP)** is incorrect because it is a set of communication rules and a logical addressing scheme, not a service provider or physical access point. IP is the foundational "language" that dictates how data packets are addressed and routed between different networks. It is a vital technical standard for the Internet's operation, but it is a conceptual framework, not the physical or organizational gatekeeper that allows users to gain connectivity.

The incorrect option is (4):
**Web** is incorrect because it is an application and a system of interlinked documents (the World Wide Web, or WWW) that operates *over* the Internet infrastructure, typically using the HTTP protocol. The Web is the primary system for distributing information and content online, but it is a service that relies on the network. Consequently, the Web is not the gateway *to* the Internet itself, but rather a major *destination* or *use* of the Internet connection provided by the ISP.