what is modem in computer

Through this device we can run internet on our computer system, it converts analog signal sent from our phone line connection to digital and digital signal sent by computer to analog signal, this conversion is also called modulate and demodulate.
A 2 pin RJLL CONNECTOR is used to connect it to the computer system

what are the types of modem ?

Many different types of modem

• Cable Modems
• DSL Modems
• External modem
• Integrated modem
• Fiber Modems
• Dial-up Modems