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ccna discovery 2 chapter 2 v4.0
Note: These answers will give you 88.6%. numbers 1,3,4 are incorrect. Please
correct wrong answers if possible
1. Which two functions are provided by the upper layers of the OSI model? (Choose
two.)
placing electrical signals on the medium for transmission
initiating the network communication process
encrypting and compressing data for transmission
segmenting and identifying data for reassembly at the destination
choosing the appropriate path for the data to take through the network
2. Which is a function of the transport layer of the OSI model?
routes data between networks
converts data to bits for transmission
delivers data reliably across the network using TCP
formats and encodes data for transmission
transmits data to the next directly connected device
3. Which common Layer 1 problem can cause a user to lose connectivity?
incorrect subnet mask
incorrect default gateway
loose network cable
NIC improperly installed
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