Computer Networking Routers operate at layer _____. LAN switches operate at layer _____. Ethernet hubs operate at layer _____. Word processing operates at layer _____. 3, 3, 1, 7 3, 3, 2, none All of these 3, 2, 1, 7 3, 2, 1, none 3, 3, 1, 7 3, 3, 2, none All of these 3, 2, 1, 7 3, 2, 1, none ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following are types of flow control?1. Buffering2. Cut-through3. Windowing4. Congestion avoidance 3 only 2 only 1, 3 and 4 1 and 2 3 only 2 only 1, 3 and 4 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking On a class B network, how many hosts are available at each site with a subnet mask of 248? 8,190 16,382 1,022 2,046 4,094 8,190 16,382 1,022 2,046 4,094 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking In a synchronous modem, the digital-to-analog converter transmits signal to the modulator None of these terminal demodulator equalizer modulator None of these terminal demodulator equalizer ANSWER DOWNLOAD EXAMIANS APP
Computer Networking In which circumstance are multiple copies of the same unicast frame likely to be transmitted in a switched LAN? When upper-layer protocols require high reliability After broken links are reestablished During high-traffic periods In an improperly implemented redundant topology When upper-layer protocols require high reliability After broken links are reestablished During high-traffic periods In an improperly implemented redundant topology ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What type of RJ45 UTP cable do you use to connect a PC's COM port to a router or switch console port? Rolled Crossover cable Crossover with a CSU/DSU Straight-through Rolled Crossover cable Crossover with a CSU/DSU Straight-through ANSWER DOWNLOAD EXAMIANS APP