Computer Networking Start and stop bits are used in serial communication for Error detection Slowing down the communication Synchronization Error correction Error detection Slowing down the communication Synchronization Error correction ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The Acme Corporation is implementing dial-up services to enable remote-office employees to connect to the local network. The company uses multiple routed protocols, needs authentication of users connecting to the network, and since some calls will be long distance, needs callback support. Which of the following protocols is the best choice for these remote services? Frame Relay HDLC PAP 802.1 PPP Frame Relay HDLC PAP 802.1 PPP ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which layer of international standard organization's OSI model is responsible for creating and recognizing frame boundaries? None of these transport layer physical layer data link layer network layer None of these transport layer physical layer data link layer network layer ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The signal to noise ratio for a voice grade line is 30.1 dB (decibels) or a power ratio of 1023:1. The maximum achievable data rate on this line whose spectrum ranges from 300 Hz to 4300 Hz is None of these 9600 bps 34000 bps 6200 bps 31000 bps None of these 9600 bps 34000 bps 6200 bps 31000 bps ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which protocol is used to send a destination network unknown message back to originating hosts? ICMP TCP ARP BootP ICMP TCP ARP BootP ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Where is a hub specified in the OSI model? Data Link layer Session layer Application layer Physical layer Data Link layer Session layer Application layer Physical layer ANSWER DOWNLOAD EXAMIANS APP
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