Network Communication Basics

Front

What are the four essential components of network communication?

Back

Sender, Message, Medium, Receiver.

Front

What does the OSI model consist of?

Back

Seven layers, each defining specific network functions and protocols.

Front

What is a WAN?

Back

Wide Area Network that covers large geographic areas and operates at Physical, Data-Link, and Network layers of the OSI model.

Front

What are the WAN-specific devices?

Back

WAN switches, access servers, bridges, gateways, modems, routers.

Front

What is ATM in networking?

Back

Asynchronous Transfer Mode, a connection-oriented network technology using small fixed-size cells for data transmission.

Front

What are the two service categories supported by ATM?

Back

Real-Time Services (CBR, rtVBR) and Non-Real-Time Services.

Front

What is Ethernet?

Back

The most widely used LAN technology, using a shared transmission medium.

Front

What are the key components of Ethernet?

Back

Data Terminal Equipment (DTE) and Data Communication Equipment (DCE).

Front

What is Token Ring?

Back

A network technology developed by IBM that uses token-passing for data transmission.

Front

What is FDDI?

Back

Fiber Distributed Data Interface, a high-speed fiber-optic LAN technology supporting dual-ring architecture.