OSI Reference Layers MCQs with answers Page - 22

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 protocol operates at the Network Layer?

  • (A) TCP
  • (B) IP
  • (C) Ethernet
  • (D) HTTP

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Q. What is the PDU (Protocol Data Unit) of the Network Layer called?

  • (A) Frame
  • (B) Packet
  • (C) Segment
  • (D) Data

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Q. Which addressing scheme is used by the Network Layer?

  • (A) MAC Address
  • (B) IP Address
  • (C) Port Number
  • (D) Host Name

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Q. Which device primarily operates at the Network Layer?

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

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Q. Which of these protocols is used for dynamic IP address assignment but works closely with the Network Layer?

  • (A) DHCP
  • (B) HTTP
  • (C) SMTP
  • (D) TCP

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Q. Which of the following Network Layer protocols is responsible for reporting errors and network diagnostics?

  • (A) TCP
  • (B) ICMP
  • (C) ARP
  • (D) FTP

A

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Q. Which type of addressing is used by the Network Layer for routing purposes?

  • (A) Physical Addressing
  • (B) Logical Addressing
  • (C) Process Addressing
  • (D) Session Addressing

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Q. What is the primary protocol used for routing decisions at the Network Layer?

  • (A) IP
  • (B) Ethernet
  • (C) TCP
  • (D) HTTP

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Q. Which protocol is used by the Network Layer to discover the MAC address corresponding to an IP address?

  • (A) ICMP
  • (B) ARP
  • (C) TCP
  • (D) UDP

A

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Q. Which of the following is NOT a responsibility of the Network Layer?

  • (A) Routing
  • (B) Addressing
  • (C) End-to-end error correction
  • (D) Packet forwarding
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