Exam 9: Computer Networks

In ____, the VoIP user perceives periods of silence before the other participant's speech is heard.

The ____ layer includes communication protocols used by programs that make and respond to high-level requests for network services.

​The 802.1 and 802.2 standards correspond roughly to the OSI Data Link layer.

​Each central node maintains a table of node addresses and transmission lines or connection ports, called a(n) ____________________ table, and uses this table to make forwarding decisions.

​List and describe four physical topologies.

____ is a family of technologies and standards for carrying voice messages and data over a single packet-switched network.

​The ____ model was originally intended to unite disparate network standards in a way that enabled any node connected to any type of network to communicate with any other node.

​Star topologies now dominate physical network topology for wired networks.

​____ is a connectionless protocol that provides less reliable transport services.

In a physical delivery system using store-and-forward, the central nodes are transfer points located at or near the junction of major roadways or air routes.

​The term ____ refers to the spatial organization of network devices, physical routing of network cabling, and flow of messages from one network node to another.

​Ethernet is a LAN technology, developed by Xerox in the early 1970s, that's closely related to the IEEE 802.3 standard.

​A ____ is a central connection point for nodes in a LAN.

Internet Protocol version 6 (IPv6) is an updated version of IPv4 defined in the late 1990s and first deployed in the mid-2000s.

​The ____ layer ensures that data transmitted by one network node is interpreted correctly by the other network node.

​____________________ are nodes connecting two or more networks or network segments that might be implemented physically as workstations, servers, or routers.

A(n) ____________________ is a TCP connection with a unique integer number.

​The marketplace ultimately decides which technologies and products succeed.

​Each network covering a floor or building is called a ____.

​The written format of 32-bit IP addresses is called ____________________ notation.