Networking Essentials - Chapter 5

Which organization publishes and manages the Request for Comments (RFC) documents?

• IEEE
• TIA/EIA
• IETF
• ISO

What identifier is used at the data link layer to uniquely identify an Ethernet device?

• UDP port number
• IP address
• TCP port number
• sequence number
• MAC address

Which three layers of the OSI model are comparable in function to the application layer of the TCP/IP model? (Choose three.)

• application
• transport
• session
• presentation
• network

Which term refers to the set of rules that define how a network operates?

• domain
• model
• protocol
• standard

Which standards organization publishes current Ethernet standards?

• ANSI
• EIA/TIA
• CCITT
• IEEE

Which statement describes a MAC address?

• It contains two portions, the network portion and the host portion
• It identifies the source and destination addresses of hosts on the Internet.
• It is a physical address assigned to an Ethernet NIC by the manufacturer
• It is 128-bits in length

Which three elements do all communication methods have in common? (Choose three.)

• message destination
• message type
• message priority
• message source
• transmission medium

Which two layers of the OSI model specify protocols that are associated with Ethernet standards? (Choose two.)

• network layer
• physical layer
• transport layer
• session layer
• data link layer

Which layer of the OSI model defines services to segment and reassemble data for individual communications between end devices?

• transport
• presentation
• network
• application
• session

Which statement defines a data communications protocol?

• a set of rules that govern the communication process
• an alliance of network device manufacturers
• an exchange agreement of network devices among vendors
• a set of product standards for types of network devices