Which device is required for the Internet connection?

Answer: B) Modem

A modem (Modulator-Demodulator) is a device traditionally used to connect a computer or network to an Internet service provider (ISP). It converts signals into a form suitable for transmission over a communication medium and converts incoming signals back into usable data.
A modem is commonly used in broadband Internet connections, such as cable and DSL services.
Explanation of Other Options
- A. Joystick: An input device used mainly to control games and simulations.
- B. Modem: A communication device used to establish an Internet connection. Correct answer.
- C. CD Drive: A device used to read data from CDs; it does not provide Internet connectivity.
- D. NIC Card: A Network Interface Card allows a computer to connect to a network. It may be needed for a wired or wireless network connection, but a modem is the expected answer in this traditional textbook question.

Source: Scan #3 page 1 Q389