Computer Networking In a _____ topology, if there are n devices in a network, each device has n - 1 ports for cables. bus mesh None of these ring star bus mesh None of these ring star ANSWER DOWNLOAD EXAMIANS APP
Computer Networking In geosynchronous orbit, satellite remains in a fixed position related to points on earth moves faster than the earth's rotation so that it can cover larger portion of earth. None of these moves simultaneously remains in a fixed position so that as earth rotates, it can fully cover the earth remains in a fixed position related to points on earth moves faster than the earth's rotation so that it can cover larger portion of earth. None of these moves simultaneously remains in a fixed position so that as earth rotates, it can fully cover the earth ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Switching at the network layer in the Internet uses the datagram approach to: Message switching IP switching Circuit switching Packet switching Message switching IP switching Circuit switching Packet switching ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What protocol does PPP use to identify the Network layer protocol? HDLC NCP ISDN LCP HDLC NCP ISDN LCP ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following performs modulation and demodulation? None of these coaxial cable satellite modem fiber optic None of these coaxial cable satellite modem fiber optic ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following are unique characteristics of half-duplex Ethernet when compared to full-duplex Ethernet?1. Half-duplex Ethernet operates in a shared collision domain.2. Half-duplex Ethernet operates in a private collision domain.3. Half-duplex Ethernet has higher effective throughput.4. Half-duplex Ethernet has lower effective throughput. 2 only 4 only 1 and 4 1,2 and 3 2 only 4 only 1 and 4 1,2 and 3 ANSWER DOWNLOAD EXAMIANS APP
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