Data Communication and Networking

What is a sender in data communication?

• The device that receives data

• The device that transmits data

• The path through which data travels

• The data itself

What is a receiver in data communication?

• The device that encodes data

• The device that decodes acquired data

• The physical medium for data transmission

• The protocol governing data transfer

What is a message in data communication?

• The physical connection between devices

• The process of transmitting data

• The data being transmitted

• The rules for data exchange

What is a transmission medium in data communication?

• The device that initiates data transfer

• The path through which data travels

• The protocol governing data transfer

• The device that receives data

What is a protocol in data communication?

• The physical layer of the OSI model

• The rules governing data exchange

• The software used for data transmission

• The device that regulates data flow

What is a modem?

• A device for converting digital signals to analog signals and vice versa

• A device for converting analog signals to digital signals only

• A device for routing data packets

• A device for storing data temporarily

Which type of modem uses telephone lines for data transmission?

• Dial-up modem

• Digital modem

• Cable modem

• ISDN modem

Which modem technology allows for simultaneous voice and data transmission over telephone lines?

• Dial-up modem

• Digital modem

• ISDN modem

• Cable modem

Which modem technology typically offers the fastest transmission speeds among DSL, Dial-up, Cable, and ISDN modems?Which modem technology typically offers the fastest transmission speeds among DSL, Dial-up, Cable, and ISDN modems?

• DSL modem

• Dial-up modem

• Cable modem

• ISDN modem

What is a LAN in networking?

• Local Application Network

• Large Area Network

• Local Area Network

• Long Access Network