Data Communication and Networking – OSI MODEL Physical Layer MCQs

This set of Data communication and Networking Multiple Choice Questions and Answers (MCQs) focuses on “OSI MODEL Physical Layer”.
 

1
. The OSI _______ layer is implemented mainly by hardware
  • application
  • session
  • presentation
  • physical
2
. As the data packet moves from the _______ layer down to the _______ layer, headers and a trailer are added
  • application; physical
  • physical; application
  • network; application
  • data link; application
3
. At the _______ layer, the data unit is transformed into the corresponding electromagnetic signal.
  • application
  • data link
  • session
  • physical
4
. The _______ layer defines the characteristics of the interface between the devices and the transmission medium
  • physical
  • data link
  • network
  • transport
5
. The _______ layer defines the transmission medium
  • application
  • session
  • presentation
  • physical
6
. The _______ layer defines the type of encoding to be used
  • application
  • transport
  • data link
  • physical
7
. The _______ is defined by the physical layer.
  • logical address
  • session dialog
  • data rate
  • encryption method
8
. Sender and receiver clock synchronization is a function performed by the _______ layer
  • presentation
  • session
  • physical
  • data link
9
. Line configuration, the way the devices are connected to the medium, is a concern of the _______ layer.
  • physical
  • data link
  • network
  • transport
10
. Physical topology is a concern of the _______ layer.
  • physical
  • data link
  • transport
  • session

 
 
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