Technical Terms - Hardware (A-Z) - Modem

What does the term 'Modem' stand for?

• Modulator-Demodulator

• Multiplexer-Deplexer

• Memory-Disk

• Monitor-Display

What is the main function of a modem?

• Edit videos

• Play music files

• Create spreadsheets

• Convert analog signals to digital and vice versa

What was a limitation of the early 'dial-up' modems?

• Limited data transfer rate to 56 Kbps

• Could connect wirelessly

• Could handle video streaming easily

• Supported high-speed gaming

What type of modems are considered 'broadband' devices?

• DSL or cable modems

• Satellite modems

• Dial-up modems

• Fiber optic modems

What technology allows cable modems to transmit TV, cable Internet, and digital phone signals over the same cable line?

• DOCSIS (Data Over Cable Service Interface Specification)

• Bluetooth

• NFC (Near Field Communication)

• Wi-Fi Direct

Why are modems not needed for fiber optic connections?

• Signals are transmitted digitally from beginning to end

• Fiber optics are outdated technology

• Modems cannot handle fiber optic signals

• Fiber optics are too expensive

What is the purpose of a modem in relation to a computer or other device?

• Print documents

• Scan images

• Play video games

• Allow connection to the Internet

Which type of modem operates over standard telephone lines but uses a wider frequency range for higher data transfer rates?

• Dial-up modems

• DSL modems

• Fiber optic modems

• Satellite modems

What is the significance of the acronym 'DOCSIS' in the context of cable modems?

• Data Over Cable Service Interface Specification

• Digital Optical Cable System Integration Standard

• Direct Online Cable Signal Interface System

• Dynamic Overhead Cable Signal Integration Service

What type of signals do modems convert analog signals into for transmission over standard telephone lines?

• Digital data (1s and 0s)

• Audio signals

• Text messages

• Video signals