Nokia 4A0-C01 Online Practice Questions and Exam Preparation

Nokia 4A0-C01 Online Questions & Answers

• Question 261:

  In IS-IS, which of the following statements regarding an L1/L2 router is false?

  A. An L1/L2 router can have neighbors in different areas.
  B. An L1/L2 router calculates separate SPF trees for the Level 1 and Level 2 topology.
  C. An L1/L2 router advertises its L2 routes to its L1 neighbors.
  D. An L1/L2 router sets the ATT bit in L1 LSPs to identify itself as an L1 router.
  D. An L1/L2 router sets the ATT bit in L1 LSPs to identify itself as an L1 router.

• Question 262:

  Which type of LSA packets describe external routes originated within an NSSA area, and to what type are they converted to 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 263:

  Which of the following reservation styles can be used to prevent both the primary and secondary paths from booking resources on a common link?

  A. Fixed filter
  B. Shared explicit
  C. Standby explicit LSP
  D. Preemptive filter
  E. Link capacity filter
  B. Shared explicit

• Question 264:

  Select the answer below that correctly lists the 5 different OSPF packet types.

  A. Hello, Link State Update, Link State Packet, Link State Acknowledgement, Database Descriptor
  B. Link State Update, Link State Refresh, Link State Acknowledgement, Database Descriptor, Notification
  C. Hello, Link State Refresh, Link State Update, Link State Acknowledgement, Link State Authentication
  D. Hello, Link State Update, Link State Request, Link State Acknowledgement, Database Descriptor
  D. Hello, Link State Update, Link State Request, Link State Acknowledgement, Database Descriptor

• Question 265:

  Which of the following are functions of the MPLS control plane in a router? (Choose two)

  A. Label allocation and management.
  B. Label swapping.
  C. Pushing a label on an unlabeled packet.
  D. Label signaling.
  E. Routing lookups.
  A. Label allocation and management.
  D. Label signaling.

• Question 266:

  Click the exhibit button.

  

  Part of a 6VPE deployment is shown. Which of the following is the correct configuration and context on router CE1 for a BGP peering session with 6VPE1?

  

  A. Option A
  B. Option B
  C. Option C
  D. Option D
  D. Option D

• Question 267:

  What is the purpose of a T-LDP session?

  A. It allows link LDP to be configured on the edge devices only.
  B. It is used to signal the transport labels in the provider core.
  C. It allows selective control over which devices are configured for LDP.
  D. It is used to signal the service labels in the provider core.
  D. It is used to signal the service labels in the provider core.

• Question 268:

  When the link between routers R4 and R6 goes down, what will router R1 do?

  

  A. Router R1 will signal the secondary path and switch traffic to it.
  B. Router R1 will discard traffic because the secondary path is not a fully strict path.
  C. Router R1 will switch traffic to the secondary path right after it is notified of the link error.
  D. Router R1 will discard traffic until a new IGP route to router R6 is re-calculated.
  A. Router R1 will signal the secondary path and switch traffic to it.

• Question 269:

  Which of the following is TRUE when a service uses a GRE transport tunnel?

  A. The service takes a route determined by the IGP.
  B. The tunnel does not use a service label.
  C. The service label is swapped at each hop in the transport network.
  D. The tunnel is bidirectional and only requires configuration at one end of the service.
  A. The service takes a route determined by the IGP.

• Question 270:

  How are LSPs acknowledged on IS-IS broadcast links?

  A. The LSP is acknowledged by sending a PSNP PDU.
  B. The LSP is acknowledged by sending an LSP PDU.
  C. The LSP is acknowledged by sending a Hello PDU.
  D. LSP are not acknowledged on broadcast links. The DIS sends periodic CSNPs to maintain database synchronization
  D. LSP are not acknowledged on broadcast links. The DIS sends periodic CSNPs to maintain database synchronization