Nokia 4A0-101 Online Practice Questions and Exam Preparation

Nokia 4A0-101 Online Questions & Answers

• Question 181:

  What command could be used to verify proper configuration of a static route in an Alcatel- Lucent 7750 SR router?

  A. Show route-table
  B. Show router routing-table
  C. Show router route-table
  D. Show static
  C. Show router route-table

• Question 182:

  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 183:

  Click on the exhibit.

  

  The operator of an IS-IS network wishes to have link metrics dynamically calculated in the same manner as OSPF. The router with system address 10.10.10.1 is one hop away on a 1Gbps link Which of the following is correct?

  A. The router is correctly configured.
  B. Neither a reference-bandwidth nor wide-metrics is configured on the router.
  C. A reference-bandwidth is configured on the router but wide-metrics is not.
  D. Wide-metrics is configured on the router but a reference-bandwidth is not.
  C. A reference-bandwidth is configured on the router but wide-metrics is not.

• Question 184:

  The following are statements about fields in the Hello packet that must match in order to form an OSPF adjacency. Which statement is correct?

  A. The area ID does not have to match.
  B. The value of the E bit in the options field does not have to match.
  C. The value of the Hello interval does not have to match.
  D. The value of the network mask does not have to match.
  E. The area ID, the E bit value, the Hello interval and network mask must all match.
  E. The area ID, the E bit value, the Hello interval and network mask must all match.

• Question 185:

  Click on the exhibit.

  

  What type of OSPFv3 LSA is shown?

  A. Router LSA
  B. Network LSA
  C. Intra-Area Prefix LSA
  D. Link LSA
  A. Router LSA

• Question 186:

  Which of the following best describes the features of Classless Inter-Domain Routing (CIDR)?

  A. Automatic summarization and the use of IP addresses that use any number of bits for the network portion of the address.
  B. Manual summarization and the use of IP addresses that use any number of bits for the network portion of the address.
  C. Automatic summarization and the use of IP addresses that use a fixed number of bits for the network portion of the address.
  D. Manual summarization and the use of IP addresses that use a fixed number of bits for the network portion of the address.
  B. Manual summarization and the use of IP addresses that use any number of bits for the network portion of the address.

• Question 187:

  Which of the following is NOT a field in the IPv6 header?

  A. Next Header
  B. Traffic Class
  C. Hop Limit
  D. Fragment Offset
  E. Flow Label
  D. Fragment Offset

• Question 188:

  Which of the statements below best describes the pseudonode in an IS-IS network?

  A. The DIS creates a logical node to represent a group of routers on the same non-broadcast network; this node is the pseudonode
  B. The DIS creates a logical node to represent the topological database of the backbone network in an IS- IS network; this node is the pseudonode
  C. The DIS creates a logical node to represent a broadcast sub-network; this node is the pseudonode
  D. The DIS creates a logical node to represent the complete topology of an IS-IS area; this node is the pseudode
  C. The DIS creates a logical node to represent a broadcast sub-network; this node is the pseudonode

• Question 189:

  Click on the exhibit.

  

  What triggers convergence of the routing protocol when the link between switch 1 and switch 2 goes down?

  A. Convergence is triggered when the adjacency between routers R1 and R2 drops as a result of hello timeouts.
  B. Convergence is triggered when the physical interfaces between routers R1 and R2 go down.
  C. Convergence will not be triggered because switches cannot run routing protocols between them.
  D. Convergence is triggered when the switches notify the routers about the link-state info.
  E. Convergence is triggered when an LSA is sent from router R1 to router R2 to indicate that the link is down.
  A. Convergence is triggered when the adjacency between routers R1 and R2 drops as a result of hello timeouts.

• Question 190:

  What command will show the IS-IS neighbors, and their status on an Alcatel-Lucent 7750 SR?

  A. Show isis neighbors
  B. Show router isis neighbors
  C. Show router isis adjacency
  D. Show isis adjacency
  C. Show router isis adjacency