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___________ is used to connect computers to the internet without wire.  


1. Firewall
2. Router
3. Printer
4. Virus

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Correct Answer - Option 2 : Router

The correct answer is Router.

  • The router is used to connect computers to the internet without wire.
  • It is a hardware device that connects one or more networks together and links it with the Internet.
  • In addition to this, the router is linked with the Servers.

  • Features of Router:
    • A router is a layer 3 or network layer device.
    • A router can be used both in LANs (Local Area Networks) and WANs (Wide Area Networks).
    • It transfers data in the form of IP packets.
    • In order to transmit data, it uses the IP address mentioned in the destination field of the IP packet. 

  • Firewall:-
    • A firewall is a software used to maintain the security of a private network.
    • It is used to protect internal networks and private or sensitive data. A firewall also logs information about network traffic, which can help an administrator understand and prevent attacks.
  • Printer:-
    • A printer is a device that accepts text and graphic output from a computer and transfers the information to paper, usually to standard size sheets of paper.
    • A printer is an output device.
  • VIRUS:-
    • It stands for Vital Information Resource Under Seize.
    • A VIRUS is a piece of code that is capable of copying itself and typically has a detrimental effect, such as corrupting the system or destroying data.

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