Computer Networking Intranets and extranets can use their network fire walls and other security features to establish secure Internet links within an enterprise or with its trading partners. Select the best fit for answer: Network operating system Virtual Private Network OSI Network Server Network operating system Virtual Private Network OSI Network Server ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The research and development department at your office has been experimenting with different technologies to help improve the performance of the network. One group has been examining the use of a broadband network versus a based band network. Select the correct statement about broadband and baseband. Baseband operates at a standard bit rate, whereas broadband may operate at different rates as needed Baseband refers to local area networks, and broadband refers to wide area networks. Broadband networks carry several channels on a single cable, whereas in a baseband network several cables carry one channel Baseband networks carry a single channel on a single cable, whereas broadband networks carry several channels on a single cable Broadband and baseband refer to the different frequencies at which infrared operates then transmitting signals in certain conditions Baseband operates at a standard bit rate, whereas broadband may operate at different rates as needed Baseband refers to local area networks, and broadband refers to wide area networks. Broadband networks carry several channels on a single cable, whereas in a baseband network several cables carry one channel Baseband networks carry a single channel on a single cable, whereas broadband networks carry several channels on a single cable Broadband and baseband refer to the different frequencies at which infrared operates then transmitting signals in certain conditions ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Ethernet networks can be cabled in a number of topologies, depending on what works best in each environment. As more nodes are added, the efficiency of Ethernet decreases. Select the best answer as to why Ethernet becomes less efficient as size increases. Network collisions occur "Line echo" occurs due to the impedance of the cable Cable terminators do not absorb the signal properly Repeaters cannot increase the signal strength sufficiently Cable terminators do not reflect the signal properly Network collisions occur "Line echo" occurs due to the impedance of the cable Cable terminators do not absorb the signal properly Repeaters cannot increase the signal strength sufficiently Cable terminators do not reflect the signal properly ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which three commands can be used to check LAN connectivity problems on a router?1. show interfaces2. show ip route3. tracert4. ping5. dns lookups 2 and 5 1 ,2 and 4 3 and 5 None of these 2 and 5 1 ,2 and 4 3 and 5 None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the first octet range for a class A IP address? 192 - 255 1 - 127 192 - 223 128 - 191 1 - 126 192 - 255 1 - 127 192 - 223 128 - 191 1 - 126 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The birthplace of the World Wide Web is considered to be ARPA None of these the Department of Defense CERN Netscape ARPA None of these the Department of Defense CERN Netscape ANSWER DOWNLOAD EXAMIANS APP
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