Computer Networking Which of the following describes the creation of private networks across the Internet, enabling privacy and tunneling of non-TCP/IP protocols? VPN IPSec HDLC Cable xDSL VPN IPSec HDLC Cable xDSL ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Eight stations are competing for the use of the shared channel using the modified Adaptive free walk protocol by Gallager. If the stations 7 and 8 are suddenly become ready at once, how many bit slots are needed to resolve the contention? 14 slots None of these 10 slots 5 slots 1 slots 14 slots None of these 10 slots 5 slots 1 slots ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following communications service provides message preparation and transmission facilities? Fax Teletext Teletex x400 None of these Fax Teletext Teletex x400 None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The most flexibility in how devices are wired together is provided by ring networks star networks None of these bus networks T-switched networks ring networks star networks None of these bus networks T-switched networks ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A smart modem can dial, hang up and answer incoming calls automatically. Can you tell who provides the appropriate instruction to the modem for this purpose? None of these Link access procedure (LAP) Error detecting protocols Telecommunications Communications software None of these Link access procedure (LAP) Error detecting protocols Telecommunications Communications software ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What type of RJ45 UTP cable is used between switches? Crossover with a router in between the two switches Crossover cable Crossover with a CSU/DSU Straight-through Crossover with a router in between the two switches Crossover cable Crossover with a CSU/DSU Straight-through ANSWER DOWNLOAD EXAMIANS APP
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