Computer Networking Which of the following network access standard is used for connecting stations to a packet-switched network? X.3 None of these X.25 X.75 X.21 X.3 None of these X.25 X.75 X.21 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A protocol is a set of rules governing a time sequence of events that must take place None of these between peers between modems across an interface between an interface None of these between peers between modems across an interface between an interface ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which layer 1 devices can be used to enlarge the area covered by a single LAN segment?1. Switch2. NIC3. Hub4. Repeater5. RJ45 transceiver 3 and 4 1 and 3 All of these 5 only 1 only 3 and 4 1 and 3 All of these 5 only 1 only 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. Cable terminators do not reflect the signal properly "Line echo" occurs due to the impedance of the cable Network collisions occur Repeaters cannot increase the signal strength sufficiently Cable terminators do not absorb the signal properly Cable terminators do not reflect the signal properly "Line echo" occurs due to the impedance of the cable Network collisions occur Repeaters cannot increase the signal strength sufficiently Cable terminators do not absorb the signal properly ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following characteristic(s) is/are suited to the PSS applications? All of these widely dispersed terminals and access to international packets switched services Multiple remote host or applications accessed by a single local access circuit terminal and circuit bursty traffic and low communications intensity None of these All of these widely dispersed terminals and access to international packets switched services Multiple remote host or applications accessed by a single local access circuit terminal and circuit bursty traffic and low communications intensity None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Select the cable that uses copper conductor, accept and transport signals in the form of electric current? Metallic cable Twisted pair cable All of these Fiber-optic cable Metallic cable Twisted pair cable All of these Fiber-optic cable ANSWER DOWNLOAD EXAMIANS APP
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