31) A hub is a networking device that connects network components and are used to filter and forward data to specified destinations on the network.
32) In a client/server network, a network server provides every connected client with an address so it can be found by others on the network.
33) Central large mainframe computing has largely replaced client/server computing.
34) Circuit switching makes much more efficient use of the communications capacity of a network than does packet switching.
35) A protocol is a standard set of rules and procedures for the control of communications in a network.
36) Two computers using TCP/IP can communicate even if they are based on different hardware and software platforms.
37) In a ring topology, one station transmits signals, which travel in both directions along a single transmission segment.
38) Coaxial cable is similar to that used for cable television and consists of thickly insulated copper wire.
39) Fibre-optic cable is more expensive and harder to install than wire media.
40) The number of cycles per second that can be sent through any telecommunications medium is measured in kilobytes.