Computer Networks Introduction

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What is the primary concern of the Network Edge?

Security and performance
Internet structure and protocol layers
Packet switching and routing
Access networks and physical media (correct)

What type of switching is used in the Network Core?

Circuit switching
Packet switching (correct)
Virtual circuit switching
Message switching

What is the primary function of routers in the Network Core?

To switch packets between networks (correct)
To provide access to hosts
To provide physical media connectivity
To manage network security

What is the purpose of the Protocol Layers?

To facilitate communication between devices (A) Signup and view all the answers

What is the primary concern of Network Security?

Preventing unauthorized access (B) Signup and view all the answers

What type of access network is used in institutional settings?

Institutional access networks (D) Signup and view all the answers

What is the primary characteristic of broadband residential access?

High-speed data transfer (D) Signup and view all the answers

What is the primary function of the Network Core?

To interconnect routers and networks (A) Signup and view all the answers

What is the primary function of packet switches in the Internet?

To forward packets (chunks of data) to their destination (A) Signup and view all the answers

What is the term used to describe the collection of devices, routers, and links managed by an organization?

Networks (B) Signup and view all the answers

What is the primary concern of network security in the Internet?

The protection of data from unauthorized access (D) Signup and view all the answers

What is the purpose of protocol layers in the Internet?

To provide a framework for data communication between devices (D) Signup and view all the answers

What is the Internet structure that refers to the interconnected network of networks?

Internet backbone (C) Signup and view all the answers

What is the term used to describe the delay in data transmission over the Internet?

Delay (D) Signup and view all the answers

What is the primary function of Internet protocols?

To define the format and order of messages sent and received among network entities (C) Signup and view all the answers

What is the Internet, in a 'nuts and bolts' view?

A network of networks (D) Signup and view all the answers

What is the primary role of the Internet Engineering Task Force (IETF)?

To develop Internet standards (A) Signup and view all the answers

What is the purpose of the 'hooks' in the Internet infrastructure?

To allow sending and receiving applications to connect to the Internet transport service (B) Signup and view all the answers

What is the primary function of the Internet infrastructure in a 'services' view?

To provide infrastructure for applications (C) Signup and view all the answers

What is the primary difference between human protocols and computer network protocols?

Human protocols are used for communication, while computer network protocols are used for communication among devices (C) Signup and view all the answers

What is the function of the Request for Comments (RFC) in the Internet?

To develop Internet standards (B) Signup and view all the answers

What is the primary role of Internet Service Providers (ISPs) in the Internet infrastructure?

To interconnect networks (B) Signup and view all the answers