- 1. In DNS, resource records are used by the server to resolve
A) web site proxies B) web site traces C) web site names D) web site pings
- 2. The OSI application layer entails application software and
A) wire sharking services B) neo tracing C) services D) packet tracing
- 3. The application layer protocol used to support File Transport between servers and client is
A) FTP B) DNS C) POP D) TCP
- 4. Peer-to-Peer networks are both decentralized and provide resources without a dedicated
A) host service center B) supplier C) server D) data center
- 5. What does the application layer of the OSI model allow a user to do with a data network?
A) decrease network traffic B) increase network traffic C) interface with the network D) control the network
- 6. The following are all properties of peer-to-peer applications except acting:
A) through the use of specialized software B) in hybrid mode providing file centralization C) as either clients or servers D) as both clients and servers
- 7. The OSI Application layer allows for applications on either end of a network to:
A) monitor mutual multiplexing and segmentation B) cancel each other's requests C) hybridize their functions D) interface and communicate with one another
- 8. The following are protocols that operate at the OSI application layer except:
A) IP B) SMTP C) DNS D) POP
- 9. The two email components used to forward mail between servers are MTA and:
A) DNS B) POP C) SMTP D) IP
- 10. The two protocols used to control web resource transfers from a web server to a client browser are HTTP and:
A) HTML B) DNS C) FTP D) HTTPS
- 11. In handling email, the MTA does the following except:
A) passes email to the MDA for final delivery B) provides a resource lists with the fastest delivery times C) receive email from the client's MUA D) uses SMTP to route email between servers
- 12. Telnet is usually abandoned for SSH because Telnet does not support:
A) multiplexing B) encryption C) segmentation D) packet-tracing
- 13. The HTTP protocol provides the ability of a web server and a web client to transfer:
A) packet tracing B) encrypting technologies C) user names and passwords D) data
- 14. The Telnet service provides users with the ability to remotely access another computer through what type of connection?
A) logical B) physical C) operational D) virtual
- 15. The automated service that matches web site names with their correct IP address is:
A) TCP B) DNS C) HTTP D) VOIP
- 16. Which destination port is used by an application when the HTTP protocol is activated?
A) Port 380 B) Port 280 C) Port 80 D) Port 180
- 17. In a data network, clients can both upload data to servers and:
A) initiate data exchanges B) multiply data exchanges C) prioritize data exchanges D) ignore data exchanges
- 18. In Microsoft Networks, the application layer protocol used to describe the services provided is:
A) VOIP B) SMB C) POP D) SMTP
- 19. There are 2 important advantages of using a client-server network model, centralized administration and better:
A) pricing B) security C) data exchange D) performance
- 20. Why is security a serious concern in a peer-to-peer network:
A) difficult to purchase B) difficult to ignore C) difficult to enforce D) difficult to consider
- 21. In a peer-to-peer network, a client that responds to a file sharing request will then become a/an:
A) end device B) intermediary device C) user device D) server device
- 22. A server's application layer usually processes multiple request for services by using support from lower layer functions to distinguish between:
A) accounts B) users C) connections D) packets
- 23. The following are examples of Peer-to-Peer networks except:
A) Bear Share B) Bit Torrent C) Microsoft Office D) Limewire
- 24. The main reason why a network administrator should block common ports used in file sharing is to avoid:
A) intense wireless transmissions B) illegal fire sharing C) user complaints D) VOIP concerns
- 25. A Peer-to-Peer network can work in a centralized and decentralized manner, this means they can work in what type of mode?
A) hybrid B) neo-traced C) packet-traced D) wire-sharked
|