Nokia 4A0-C04 Online Practice Questions and Exam Preparation

Nokia 4A0-C04 Online Questions & Answers

• Question 1:

  Click on the exhibit.

  

  In the topology shown, router R1 is an ASBR configured to export external routes to OSPF. There are no stub or NSSA areas. Which of the following regarding LSAs is TRUE?

  A. Router R3 will advertise Type 7 LSAs to Area 0 and Area 2.
  B. Only routers R2 and R3 receive Type 5 LSAs advertised by router R1.
  C. Router R2 will receive Type 5 and Type 7 LSAs.
  D. Router R7 will receive Type 5 LSAs advertised by router R1.
  D. Router R7 will receive Type 5 LSAs advertised by router R1.

• Question 2:

  Identify two attributes of Distance Vector Protocols: (Choose two) A. Use split horizon by default.

  B. Send information about directly connected links to neighbors at periodic intervals.
  C. Use holddown timers when topologies change to allow for convergence.
  D. Maintain multiple databases: neighbor, topology and routing.
  C. Use holddown timers when topologies change to allow for convergence.

• Question 3:

  Which of the following regarding per-platform label space is TRUE?

  A. A separate label is used for each interface on which the FEC is advertised.
  B. A single label is assigned to a FEC for all interfaces on the same router,
  C. It is typically used when the device has ATM or Frame Relay interfaces.
  D. It uses more label resources than a per-interface label space.
  B. A single label is assigned to a FEC for all interfaces on the same router,

• Question 4:

  Click the exhibit.

  

  AS 65540 routers are iBGP fully-meshed. Assume routers R4, R5 and R6 are configured with addpaths ipv4 send 2 receive". Which routes to 192.168.0.1/27 is router R6 expected to have in its BGP routing table?

  A. Two routes from router R4.
  B. Two routes from router R5.
  C. Two routes; one from router R4 and one from router R5.
  D. Four routes; two from router R4 and two from router R5.
  D. Four routes; two from router R4 and two from router R5.

• Question 5:

  Click on the exhibit.

  

  An LDP-over-RSVP tunnel is established between PE-1 and PE-2. Which of the following is NOT required to protect the LDP-over-RSVP tunnel?

  A. PE-1 requires T-LDP sessions to both ABR-1 and ABR-2.
  B. PE-1 requires a full mesh of RSVP-TE LSPs to all routers in area 1.
  C. ABR-1 requires T-LDP sessions to all ABRs in area 0.
  D. PE-1 requires fast reroute enabled on all RSVP-TE LSPs.
  B. PE-1 requires a full mesh of RSVP-TE LSPs to all routers in area 1.

• Question 6:

  NSSA LSA packets are what type within an NSSA area, and are converted to what other type at the ABR?

  A. They are type 7 within the area and are not modified at the ABR
  B. They are type 5 within the area and converted to type 3 at the ABR
  C. They are type 5 within the area and are not modified at the ABR
  D. They are type 7 within the area and converted to type 5 at the ABR
  D. They are type 7 within the area and converted to type 5 at the ABR

• Question 7:

  Which of the following statements regarding BGP shortcuts is FALSE?

  A. MPLS tunnels are used to carry transit traffic across the network.
  B. A full mesh of iBGP peering sessions is not required,
  C. Edge and transit routers need to be configured with BGP.
  D. The transit routers need to support LDP or RSVP-TE LSPs.
  C. Edge and transit routers need to be configured with BGP.

• Question 8:

  Which of the following is NOT a characteristic of RIPv1?:

  A. 30 second network updates
  B. Classless routing
  C. Broadcast advertisement
  D. Poison Reverse
  B. Classless routing

• Question 9:

  If OSPF is used in a multi-area OSPF network, which of the following statements regarding route summarization is true?

  A. Manual route summarization can only be done on autonomous system border routers.
  B. Manual route summarization must be done on all the backbone routers to be effective. Manual route summarization is optional on the routers in non-backbone areas.
  C. Manual route summarization is done on the ABRs. By default, automatic summarization is done; however, it may not be optimal for all networks.
  D. Manual route summarization is done on the ABRs. By default, no route summarization is done and all routes are advertised to all areas.
  D. Manual route summarization is done on the ABRs. By default, no route summarization is done and all routes are advertised to all areas.

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  explanation:

  Explanation/Reference:

• Question 10:

  Which of the following is considered a best practice for BGP address planning?

  A. Advertising external networks into IGP.
  B. Using system addresses for setting up iBGP sessions.
  C. Exporting the networks associated with the external links of eBGP peers into BGP.
  D. Optimizing BGP route table by exporting IGP routes into BGP.
  B. Using system addresses for setting up iBGP sessions.