Computer Networking Which of the following is used for modulation and demodulation? multiplexer None of these gateway protocols modem multiplexer None of these gateway protocols modem ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The network layer, in reference to the OSI model, provide All of these the interface between the X.25 network and packet mode device None of these data link procedures that provide for the exchange of data via frames that can be sent and received the virtual circuit interface to packet-switched service All of these the interface between the X.25 network and packet mode device None of these data link procedures that provide for the exchange of data via frames that can be sent and received the virtual circuit interface to packet-switched service ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The DoD model (also called the TCP/IP stack) has four layers. Which layer of the DoD model is equivalent to the Network layer of the OSI model? Internet Application Host-to-Host Network Access Internet Application Host-to-Host Network Access ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Data link layer retransmits the damaged frames in most networks. If the probability of a frame's being damaged is p, what is the mean number of transmissions required to send a frame if acknowledgements are never lost. P I (K + 1) 1/ (1 - F) None of these KIK (1 + F) K I (K - P) P I (K + 1) 1/ (1 - F) None of these KIK (1 + F) K I (K - P) ANSWER DOWNLOAD EXAMIANS APP
Computer Networking If routers in a single area are configured with the same priority value, what value does a router use for the OSPF Router ID in the absence of a loopback interface? The lowest IP address of any logical interface The highest IP address of any logical interface The lowest IP address of any physical interface The highest IP address of any physical interface The lowest IP address of any logical interface The highest IP address of any logical interface The lowest IP address of any physical interface The highest IP address of any physical interface ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following types of connections can use full duplex?1. Hub to hub2. Switch to switch3. Host to host4. Switch to hub5. Switch to host 1, 2 and 4 3 and 4 2, 3 and 5 3 and 5 1, 2 and 4 3 and 4 2, 3 and 5 3 and 5 ANSWER DOWNLOAD EXAMIANS APP
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