ETC EngineeringMCQs
Home › Computer & Networking Basics › Which is the lowest layer of the OSI model?
MCQ Practice Question
Computer & Networking BasicsOSI Model

Which is the lowest layer of the OSI model?

  • APhysical layer
  • BTransport layer
  • CSession layer
  • DApplication layer
Report an error
Correct Answer: A. Physical layer
Explanation: The Physical layer is Layer 1 and deals with transmission of raw bits over the physical medium.
Reference: Standard computer and networking fundamentals: osi model
Continue practicing: Computer & Networking Basics MCQs or browse all MCQs.