Computer Networking Which of the following connectivity devices is used to extend a network on a purely mechanical basis? Active hub 802.6 Router Switch Gateway Active hub 802.6 Router Switch Gateway ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Different computers are connected to a LAN by a cable and a/an special wires interface card telephone lines None of these modem special wires interface card telephone lines None of these modem ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A receiving host has failed to receive all of the segments that it should acknowledge. What can the host do to improve the reliability of this communication session? Restart the virtual circuit. Decrease the sequence number. Send a different source port number. Decrease the window size. Restart the virtual circuit. Decrease the sequence number. Send a different source port number. Decrease the window size. ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The _____ houses the switches in token ring. transceiver nine-pin connector MAU None of these NIC transceiver nine-pin connector MAU None of these NIC ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The EIA-232 interface has _____ pins. None of these 30 25 24 20 None of these 30 25 24 20 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following is true when describing a multicast address? These addresses are meant for nonrouting purposes, but they are almost globally unique so it is unlikely they will have an address overlap. Packets are delivered to all interfaces identified by the address. This is also called a one-to-many address. Packets addressed to a unicast address are delivered to a single interface. Identifies multiple interfaces and is only delivered to one address. This address can also be called one-to-one-of-many. These addresses are meant for nonrouting purposes, but they are almost globally unique so it is unlikely they will have an address overlap. Packets are delivered to all interfaces identified by the address. This is also called a one-to-many address. Packets addressed to a unicast address are delivered to a single interface. Identifies multiple interfaces and is only delivered to one address. This address can also be called one-to-one-of-many. ANSWER DOWNLOAD EXAMIANS APP
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