Network Layer - OSI MCQs with answers Page - 5

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A

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Q. Which of the following is NOT a routing protocol used at the Network Layer?

  • (A) RIP
  • (B) BGP
  • (C) OSPF
  • (D) TCP

A

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Q. Which IP protocol version is currently the most widely deployed?

  • (A) IPv4
  • (B) IPv6
  • (C) IPX
  • (D) ICMP

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Q. What is the primary role of the BGP protocol?

  • (A) Interior routing within an organization
  • (B) Routing between autonomous systems on the Internet
  • (C) Error reporting
  • (D) MAC address resolution

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Q. What does CIDR stand for in IP addressing?

  • (A) Classless Inter-Domain Routing
  • (B) Control Internet Data Routing
  • (C) Central IP Domain Router
  • (D) Circuit Internet Data Routing

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Q. Which part of the IP address identifies the network portion in subnetting?

  • (A) Host ID
  • (B) Subnet Mask
  • (C) Port Number
  • (D) MAC Address

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Q. Which ICMP message type is used by the 'ping' command?

  • (A) Echo Request
  • (B) Destination Unreachable
  • (C) Time Exceeded
  • (D) Redirect

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Q. Which term describes the process of reducing IP address waste by merging multiple IP blocks?

  • (A) Subnetting
  • (B) Supernetting
  • (C) NAT
  • (D) DHCP

A

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Q. Which IP addressing technique allows multiple devices to share a single public IP address?

  • (A) DNS
  • (B) NAT
  • (C) CIDR
  • (D) ARP

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Q. Which field in the IPv4 header is used for fragmenting packets?

  • (A) Protocol
  • (B) Identification
  • (C) Time to Live
  • (D) Header Checksum

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Q. Which protocol in the Network Layer is responsible for reporting unreachable destinations?

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

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