A …………… converts digital signal to analog signal and vice versa.

1. ISP
2. Modem
3. Wi-Fi
4. Extranet

A computer network, which is used for communication among computers and their peripherals close to each other is called …………… .

1. WAN
2. PAN
3. MAN
4. None of these

The maximum range of MAN can be …………… km.

1. 10
2. 20
3. 40
4. 50

Which of the following is not a web browser?

1. Google Chrome
2. Mozilla Fire Fox
3. Yahoo
4. Internet Explorer