Options: transmission of signals without modulation, a signal all of whose energy is contained within a finite frequency range, simultaneous transmission of data to a number of stations, All of the above
Options: One or more conductors that serve as a common connection for a related group of devices, a continuous frequency capable of being modulated or impressed with a second signal, the condition when two or more sections attempt to use the same channel at the same time, a collection of interconnected functional units that provides a data communications service among stations attached to the network
Which of the following are benefits of VLANs? They increase the size of collision domains. They allow logical grouping of users by function. They can enhance network security. They increase the size of broadcast domains while decreasing the number of collision domains. They simplify switch administration. They increase the number of broadcast domains while decreasing the size of the broadcast domains.
Options: (A)These are the files which are generated automatically in when one saves a document. (B) These files help in protecting the document due to out of order of the computer or power failure. (C) These files delete as soon as computer is turned off (D) None of these 13