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Question

A modem is connected between a telephone line and a

A
Network
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B
Computer
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C
Communication adapter
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D
Serial port
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Solution

The correct option is D Serial port

A modem is connected between a telephone line and a Serial port.

A modem is a device or program that enables a computer to transmit data over, for example, telephone or cable lines. Computer information is stored digitally, whereas information transmitted over telephone lines is transmitted in the form of analog waves. A modem converts between these two forms.

In computing, a serial port is a serial communication interface through which information transfers in or out one bit at a time (in contrast to a parallel port). Throughout most of the history of personal computers, data was transferred through serial ports to devices such as modems, terminals, and various peripherals.

A Modem or Broadband Modem is a hardware device that connects a computer or router to a broadband network. For example, a Cable Modem and DSL Modem are two examples of these types of Modems. ... The picture below is an example of an internal expansion card dial-up Modem.


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