OSPF MCQs with answers Page - 4

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

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Ravina • 3.96K Points
Extraordinary

Q. Which router type in OSPF connects to external autonomous systems?

  • (A) Internal Router
  • (B) ABR
  • (C) ASBR
  • (D) DR

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Ravina • 3.96K Points
Extraordinary

Q. Which OSPF packet type is used to discover neighbors?

  • (A) Hello
  • (B) Database Description
  • (C) LS Request
  • (D) LS Update

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Ravina • 3.96K Points
Extraordinary

Q. Which OSPF packet type carries actual routing information?

  • (A) Hello
  • (B) LS Update
  • (C) Database Description
  • (D) LS Acknowledgment

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Ravina • 3.96K Points
Extraordinary

Q. What is the OSPF router ID format?

  • (A) 32-bit IP address format
  • (B) 48-bit MAC address format
  • (C) 16-bit integer
  • (D) Binary sequence

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Ravina • 3.96K Points
Extraordinary

Q. Which OSPF area does not allow external routes (Type 5 LSAs)?

  • (A) Backbone area
  • (B) Stub area
  • (C) NSSA area
  • (D) Transit area

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Ravina • 3.96K Points
Extraordinary

Q. What type of OSPF area allows external routes but prevents Type 5 LSAs?

  • (A) Stub area
  • (B) Totally stubby area
  • (C) NSSA (Not-So-Stubby Area)
  • (D) Backbone area

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Ravina • 3.96K Points
Extraordinary

Q. Which command displays the OSPF neighbor table in Cisco IOS?

  • (A) show ip ospf neighbors
  • (B) show ospf routing
  • (C) show ip route ospf
  • (D) show running-config ospf

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Ravina • 3.96K Points
Extraordinary

Q. What is the purpose of OSPF authentication?

  • (A) To encrypt routing tables
  • (B) To prevent unauthorized routers from joining the OSPF process
  • (C) To assign router IDs automatically
  • (D) To limit route advertisements

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