OSI Reference Layers MCQs with answers Page - 7

You will find multiple-choice questions (MCQs) related to #OSI Reference Layers here. Go through these questions to prepare effectively for your upcoming exams and interviews.

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A

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Q. Which Physical Layer technology is commonly used for long-distance telephone communication?

  • (A) Twisted pair
  • (B) Microwave transmission
  • (C) Fiber optics
  • (D) Coaxial cable

A

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Q. Which component in a network defines the mechanical properties like size and shape of connectors?

  • (A) Data Link Layer
  • (B) Physical Layer
  • (C) Application Layer
  • (D) Network Layer

A

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Q. Which Physical Layer term describes the maximum data rate of a channel?

  • (A) Latency
  • (B) Throughput
  • (C) Bandwidth
  • (D) Propagation delay

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Q. Which of these is a guided transmission medium?

  • (A) Microwave
  • (B) Infrared
  • (C) Twisted pair cable
  • (D) Radio waves

A

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Q. Which device regenerates data signals at the Physical Layer?

  • (A) Router
  • (B) Switch
  • (C) Repeater
  • (D) Bridge

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Q. What is the main advantage of using coaxial cable over twisted pair?

  • (A) Lower cost
  • (B) Higher resistance to interference
  • (C) Easier installation
  • (D) More flexibility

A

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Q. Which encoding technique ensures that there are enough signal transitions for synchronization?

  • (A) NRZ
  • (B) Manchester encoding
  • (C) Base64 encoding
  • (D) AMI encoding

A

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Q. Which wireless transmission method uses the 2.4 GHz frequency band?

  • (A) Microwave
  • (B) Bluetooth
  • (C) Fiber optics
  • (D) Infrared

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Q. Which term describes the time required for a bit to travel from sender to receiver?

  • (A) Latency
  • (B) Throughput
  • (C) Bandwidth
  • (D) Attenuation

A

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Q. Which Physical Layer component helps reduce signal reflection in transmission lines?

  • (A) Router
  • (B) Terminator
  • (C) Switch
  • (D) Repeater
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