Computer Networking Four routers have to be interconnected in a point-to-point Network. Each pair of root us may connected by a high-speed line, a medium speed line or a low speed line. Find the total number of topologies. 12 48 729 ARP.EXE 81 12 48 729 ARP.EXE 81 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The core diameter of a single-mode fibers is about 7 times the light carried in the fiber 3 times the wavelength of the light carried in the fiber None of these 10 times the wavelength of the light carried in the fiber 10 times the fiber radius 7 times the light carried in the fiber 3 times the wavelength of the light carried in the fiber None of these 10 times the wavelength of the light carried in the fiber 10 times the fiber radius ANSWER DOWNLOAD EXAMIANS APP
Computer Networking How many Character per sec(7bits + 1parity) can be transmitted over a 2400 bps line if the transfer is synchronous (1 "Start" and 1 "stop" bit)? 250 300 275 240 250 300 275 240 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking If a switch receives a frame and the source MAC address is not in the MAC address table but the destination address is, what will the switch do with the frame? Flood the network with the frame Add the source address and port to the MAC address table and forward the frame out the destination port Discard it and send an error message back to the originating host Add the destination to the MAC address table and then forward the frame Flood the network with the frame Add the source address and port to the MAC address table and forward the frame out the destination port Discard it and send an error message back to the originating host Add the destination to the MAC address table and then forward the frame ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The physical layer, in reference to the OSI model, defines the virtual circuit interface to packet-switched service All of these data link procedures that provide for the exchange of data via frames that can be sent and received None of these the interface between the X.25 network and packet mode device the virtual circuit interface to packet-switched service All of these data link procedures that provide for the exchange of data via frames that can be sent and received None of these the interface between the X.25 network and packet mode device ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A T-switch is used to None of these transmit characters one at a time echo every character that is received rearrange the connections between computing equipment control how messages are passed between computers None of these transmit characters one at a time echo every character that is received rearrange the connections between computing equipment control how messages are passed between computers ANSWER DOWNLOAD EXAMIANS APP