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Intranet
An Intranet is a type of network that is used privately. It is a private network, therefore

everyone cannot access it. In an Intranet, there is a limited number of users, and it provides
restricted access to its users as it is administered by a system administrator.

6.3 REQUIREMENT OF INTERNET

The requirements for connecting the Internet are a computer/smartphone, an Internet
connection, and a modem (built into mobile phones). Other than these devices, software
programs such as Web browsers, email clients, Usenet clients and other special applications
are needed in order to access the Internet.

Fig. 6.1: Requirements for Internet
Computer: Machine used to send and receive electronic documents via the Internet.
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Modem (Modulator & Demodulator): A device that converts digital data into analog
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signals for transmission over telephone lines or cable systems and vice versa.
Telephone lines/Cable Lines: Used to transmit signals from one computer to another
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with the help of a modem.
Internet Service Provider (ISP): ISP provides an Internet connection e.g. MTNL,
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Airtel, Vodafone, Idea, Jio or any local broadband service provider.

Web Browser: Software program used to navigate the Internet. e.g. Google Chrome,
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Microsoft Edge, Mozilla Firefox, etc.

6.4 APPLICATION OF INTERNET
The Internet is treated as one of the biggest inventions. It has a large number of uses.

Uses of the Internet 69