Introduction to Networking: Hosts, Access Networks, Internet Structure

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18 Questions

Which part of a network is responsible for forwarding packets of data?

Network core

In networking, what is the transmission rate influenced by?


What is the primary function of packet switches in a network?

Forward data packets

What is typically found at the network core?

Interconnected routers

Which network component is responsible for running network applications at the Internet's edge?

Hosts (end systems)

Where are servers often located in the Internet structure?

Data centers

What is one of the key aspects of network performance often measured in terms of loss, delay, and throughput?


Which part of the Internet structure connects end systems to edge routers?

Access networks

Which type of network structure is managed by an organization like a content provider or an enterprise?

Datacenter network

What is a key consideration in network performance that includes the concept of time taken for data to travel from source to destination?


In the context of network security, what is a common service model used to secure communications over the internet?

Virtual Private Network (VPN)

Which entity in the Internet structure typically serves as an intermediary between end systems and the rest of the network?

Edge router

What is the purpose of a cable modem termination system (CMTS) in a cable-based access network?

To manage the data and TV traffic transmitted at different frequencies over the shared cable network.

What distinguishes hybrid fiber coax (HFC) networks in terms of transmission rates?

Higher download speeds than upload speeds.

What technology allows DSL networks to enable both data transmission over DSL phone lines and voice communication over the same line?

DSLAM (DSL Access Multiplexer)

In a wireless access network, what is the function of a base station, also known as an access point?

To provide wireless connectivity between end systems and the router.

What is a typical transmission rate for Wide-area cellular access networks provided by mobile operators?

10's Mbps

What function does an institutional router serve in an enterprise network?

To connect the enterprise network to the Internet through an ISP.

Learn about network edge components like hosts and access networks, along with topics such as physical media, packet/circuit switching, performance metrics, security, protocol layers, and service models. Explore the history and structure of the Internet including mobile networks and ISP types.

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