Internet and Networking Concepts

Front

What is the Internet?

Back

A global network of interconnected computers and servers that communicate using standardized protocols.

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What is the Internet as a service?

Back

A global network of interconnected computers and devices that communicate using standardized protocols, primarily TCP/IP, enabling data exchange and various services.

Front

What are end systems?

Back

Devices that connect directly to a network and serve as the source or destination for data transmission, such as computers and smartphones.

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What is a packet switch?

Back

A network device that receives, processes, and forwards data packets to their destination based on address information.

Front

What is a communication link?

Back

A physical or wireless medium that connects devices in a network, allowing data transmission.

Front

What is a network?

Back

A collection of interconnected devices that communicate and share resources.

Front

What is an ISP?

Back

Internet Service Providers, such as AT&T, Spectrum, and Xfinity.

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What are the features of cable internet?

Back

Uses existing cable TV infrastructure, Hybrid fiber coax (HFC), shared broadcast medium, and has downstream and upstream channels.

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What are the features of FTTH?

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Provides a direct path from the Central Office to the home with speeds in Gigabits per second.

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What are the features of 5G?

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Promises high-speed residential access without costly cabling, uses beam forming technology.