Computer Networking What is the main reason the OSI model was created? So different networks could communicate. So Cisco could use the model. To create a layered model larger than the DoD model. So application developers can change only one layer's protocols at a time. So different networks could communicate. So Cisco could use the model. To create a layered model larger than the DoD model. So application developers can change only one layer's protocols at a time. 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? 10 slots 5 slots 1 slots 14 slots None of these 10 slots 5 slots 1 slots 14 slots None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What frequency range is used for TV transmission and low power microwave applications? Ultra High Frequency : 300 MHz to 3000 MHz Medium Frequency : 300 kHz to 3 MHz Very Low Frequency : 3 kHz to 30 kHz Super High Frequency : 3000 MHz to 30000 MHz None of these Ultra High Frequency : 300 MHz to 3000 MHz Medium Frequency : 300 kHz to 3 MHz Very Low Frequency : 3 kHz to 30 kHz Super High Frequency : 3000 MHz to 30000 MHz None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which multiplexing technique shifts each signal to a different carrier frequency? FDM All of these asynchronous TDM synchronous TDM FDM All of these asynchronous TDM synchronous TDM ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which two of the following are true regarding the distance-vector and link-state routing protocols?1. Link state sends its complete routing table out all active interfaces on periodic time intervals.2. Distance vector sends its complete routing table out all active interfaces on periodic time intervals.3. Link state sends updates containing the state of its own links to all routers in the internetwork.4. Distance vector sends updates containing the state of its own links to all routers in the internetwork. None of these 3 only 1 only 2 and 3 only None of these 3 only 1 only 2 and 3 only ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Working of the WAN generally involves All of these microwaves telephone lines None of these satellites All of these microwaves telephone lines None of these satellites ANSWER DOWNLOAD EXAMIANS APP
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