OSPF Quiz or Routing Protocol Test

OSPF Quiz

Open Shortest Path First (OSPF) is a one of the famous routing protocol, it is a very vast topic and this OSPF quiz is covering the most important questions related to OSPF, that may be ask from you in networking interview. You can re-take the quiz for randomly selected new questions.

OSPF Quiz

 

Q1:  An _____ maintains separate link state databases for each area and also perform the summarization for connected areas in the network.

  •  ASBR
  •  ABR
  •  DR
  •  BDR

Answer:

Q2:  The priority values range between 0 – 255.

  •  no
  •  yes

Answer:

Q3:  OSPF uses the ______ algorithm for finding the best path.

  •  ISIS
  •  DUAL
  •  PPF
  •  SPF

Answer:

Q4:  OSPF uses path cost as its basic routing metric.

  •  yes
  •  no

Answer:

Q5:  OSPF is ____________ Protocol.

  •  Link State
  •  Path Vector Protocol
  •  EGP
  •  Distance vector

Answer:

Q6:  Hello message are sent after every ______ in broadcast point-to-point mode and after every _____ in NBMA.

  •  10s,10s
  •  15s,30s
  •  30s, 180s
  •  10s,30s

Answer:

Q7:  Redistribution into an NSSA area creates a special type of LSA known as ______ which can exist only in an NSSA area.

  •  type-5 LSA
  •  type-3 LSA
  •  type-7 LSA
  •  type-4 LSA

Answer:

Q8:  In OSPF hello packets contain which of the following informations:

  •  Subnet-Mask
  •  DR info
  •  RID
  •  Area ID+authentication Password
  •  All are correct

Answer:

Q9:  You can enable the OSPF on Cisco router by which of following two commands.

  •  Router(config-if)# ip ospf 1 area 0
  •  Router(config)# Router ospf 1 area
  •  Router# network 10.1.1.1 0.0.0.255 area 0
  •  Router# network 10.1.1.0 area 0

Answer:

Q10:  All OSPF areas must connect to the backbone area. If an area is not directly connected to area-0, you can connect it through a _________.

  •  stub area
  •  ASBR
  •  virtual link
  •  Area border router

Answer:

Q11:  In OSPF NBMA (non-broadcast multiple-access) network which are three modes for OSPF which are define by Cisco.

  •  point-to-multipoint nonbroadcast
  •  nonbroadcast
  •  broadcast
  •  point-to-point

Answer:

Q12:  In OSPF NBMA (non-broadcast multiple-access) network which are two official modes for OSPF.

  •  broadcast
  •  point-to-multipoint nonbroadcast
  •  nonbroadcast
  •  point-to-multipoint

Answer:

Q13:  Totally stubby area blocks type _____, ______ and _______ LSAs from entering into an area.

  •  type-3 LSA
  •  type-7 LSA
  •  type-4 LSA
  •  type-5 LSA

Answer:

Q14:  Two routers connected with each other become neighbors if they have the same ______

  •  area-id
  •  subnet
  •  authentication and hello/dead intervals
  •  RID

Answer:

Q15:  OSPF use the LSA (link state advertisement) for building the topology table and database. There are total ________ types of LSA.

  •  11
  •  7
  •  5
  •  9

Answer:

 

[wpsqt name=”OSPF Quiz | Question and answers” type=”quiz”]

You can re-take the quiz for randomly selected new questions. OSPF Quiz

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Learn How to configure OSPF in packet tracer.

Most Asked OSPF Interview Questions

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