Question Detail LAN traffic congestion generally caused by Low bandwidth, Too many hosts in a broadcast domain, Multicasting, Broadcast StormsHigh BandwidthNone of above Answer: Option A Similar Questions : 1. OSI reference model has how many layers 457 3 Answer: Option C 2. Which mode has no collisions Half DuplexFull DuplexAll of aboveNone of above Answer: Option B 3. Which layer deals with Network topology Physical LayerDatalink LayerNetwork LayerSession Layer Answer: Option AExplanation:Physical layer deals with the network topology. 4. A dedicated switch port is required for each Full duplex nodeHalf duplex nodeBoth of aboveNone of above Answer: Option A 5. MAC address is written in which format Binary formatSimple numeric formatHexa decimal formatnone of above Answer: Option C Read more from - Internetworking Question Answers