Field Tech III - IV Conventional

Which TCP / IP Application Layer protocol allows companies to publicly post information over the Internet?

Network News Transfer Protocol (NNTP)

The TCP / IP model Network Interface Layer maps to which Open Systems Interconnection reference model (OSI / RM) layer (s)? (Choose all that apply.)

Physical layer Data link layer

Which of the following best describes an email message's communication flow through the TCP / IP model layers?

The Transport Layer breaks the data stream into pieces, which it passes to the Internetwork Layer. The Internetwork Layer adds the source and destination Internet protocol (IP) addresses and forwards the packets to the Network Interface Layer. The Network Interface Layer builds frames, and converts them to bits for transport across the physical network.

Which TCP / IP Transport Layer protocol provides an end-to-end, transaction-oriented, best-effort, connectionless service?

User datagram protocol (UDP).

Which three of the following are functions of the TCP / IP Internetwork Layer? (Choose three.)

A global addressing structure End-to-end data stream service Service type requests

Telnet is a protocol in which TCP / IP layer?

Application

The TCP / IP model Application Layer maps to which three Open Systems Interconnection reference model (OSI / RM) layers? (Choose three.)

Application Layer.Session Layer.Presentation Layer.

Transmission control protocol (TCP) includes which three types of mechanisms to ensure reliable data transmission? (Choose three.)

Checksum Acknowledgments Sequence number

Which three of the following are included in the TCP / IP Internetwork Layer? (Choose three.)

Internet Group Management Protocol (IGMP). Internet protocol (IP). Address resolution protocol (ARP).

Which TCP / IP Internetwork Layer provides troubleshooting utilities, such as ping and traceroute?

Internet Control Message Protocol (ICMP).