CHAPTER 3 - Correct Answers
What application layer protocol is commonly used to support for file transfers between a client and a server?
What are two forms of application layer software? (Choose two.)
A network administrator is designing a network for a new branch office of twenty-five users. What are the advantages of using a client-server model? (Choose two.)
--> centralized administration
--> security is easier to enforce
What is the purpose of resource records in DNS?
--> Used by the server to resolve names
What is the automated service that matches resource names with the required IP address?
What three protocols operate at the Application layer of the OSI model? (Choose three.)
What are three properties of peer-to-peer applications? (Choose three.)
--> acts as both a client and server within the same communication
--> hybrid mode includes a centralized directory of files
--> can be used in client-server networks
Which application layer protocols correctly match a corresponding function? (Choose two.)
--> HTTP transfers data from a web server to a client
--> Telnet provides a virtual connection for remote access
Which email components are used to forward mail between servers? (Choose two.)
As compared to SSH, what is the primary disadvantage of telnet?
--> Does not support encryption
Which statements are correct concerning the role of the MTA in handling email? (Choose three.)
--> receives email from the client's MUA
--> passes email to the MDA for final delivery
--> uses SMTP to route email between servers
Which two protocols are used to control the transfer of web resources from a web server to a client browser? (Choose two.)
A small home network has been installed to interconnect three computers together for gaming and file sharing. What two properties represent this network type? (Choose two.)
--> Security is difficult to enforce.
--> A computer that responds to a file sharing request is functioning as a server.
Which layer of the OSI model supplies services that allow user to interface with the network?
Refer to the exhibit. What is the destination port for the communication that is represented on line 5?
What are two characteristics of peer-to-peer networks? (Choose two.)
--> Decentralized resources
--> Resource sharing without a dedicated server
What application layer protocol describes the services that are used for file sharing in Microsoft networks? (Be careful its asking in Microsoft network)
What are two characteristics of clients in data networks? (Choose two.)
--> initiate data exchanges
--> may upload data to servers
What is the role of the OSI application layer?
--> provides the interface between the applications on either end of the network
How does the application layer on a server usually process multiple client request for services?
--> uses support from lower layer functions to distinguish between connections to the service
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