Cisco Netacad Cards

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What are the three functions of the OSI presentation layer?

compression
encryption
coding and conversion (file types, etc)

File formats would be an example of which OSI layer?

presentation

Which three layers of the OSI model are typically part of a single application?

top three

application
presentation
session

What are the two layers of the TCP/IP model which encompass multiple layers of the OSI model?

Application (top three layers)
AND
Network Access (lower two layers)

The protocols in the TCP/IP suite are generally defined by what type of document?

RFC

RFC

Request for Comments

Client and server processes are considered to be in the _______ layer

Application

Data transfer from a server to a client is described as a ________ and from a client to a server is described as a ________

download, upload

T/F: A daemon may process requests from multiple clients simultaneously

True

T/F: peer-to-peer applications can be used on client-server networks

True

What are the two distinct forms of peer-to-peer networking?

peer-to-peer network design
AND
peer-to-peer applications

Define peer-to-peer network design?

Two or more computers connected via a network can share resources without having a dedicated server

Define peer-to-peer application?

Allows a device to function as a client and a server within the same communication

What is a specific requirement of peer-to-peer applications?

Each end devices needs to provide a user interface and run a background service

Describe the "hybrid" system used by some peer-to-peer applications

Resources are stored decentralized, but there are centralized indices listing the location of resources


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