Nokia 4A0-C04 Online Practice Questions and Exam Preparation

Nokia 4A0-C04 Online Questions & Answers

• Question 201:

  Which ofthe following commands is used to display the databasecontaining the OSPF-TE LSAs?

  A. show router ospf opaque-database
  B. show router ospf database
  C. show router ospf opaque-Isa
  D. show router ospf te opaque
  A. show router ospf opaque-database

• Question 202:

  If an Nokia 7750 SR is an iLER operating in pipe mode, which of the following regarding the TC field (EXP bits) is TRUE?

  A. The TC field is set based on the value of the DSCP field inside the customer packet.
  B. The TC field is set to a specific value via explicit administrative configuration.
  C. The TC field is set to a system generated random number.
  D. The TC field is set by the eLER.
  B. The TC field is set to a specific value via explicit administrative configuration.

• Question 203:

  Which of the following statements regarding OSPF routing updates on a point-to-point link is true?

  A. On a point-to-point link, there is no need for a DR and BDR election; all routing updates are sent to 224.0.0.5.
  B. On a point-to-point link, a DR and BDR are elected. The DR sends link-state advertisements describing the network.
  C. On a point-to-point link, a DR and BDR are elected. To ensure resiliency, both the DR and BDR send link-state advertisements describing the network.
  D. On a point-to-point link, there is no need for a DR and BDR election. All routing updates are sent to the unicast address of the neighbor's interface.
  A. On a point-to-point link, there is no need for a DR and BDR election; all routing updates are sent to 224.0.0.5.

• Question 204:

  Router R1, in AS 65540, has the export policy shown below. It advertises an aggregate route to eBGP peer router R2 in 65550. What is the AS Path of the aggregate route received by router R2?

  

  A. 65540
  B. 65540 1
  C. 65540 65540
  D. 65550 65540
  C. 65540 65540

• Question 205:

  By default, how does a VPLS handle a tagged frame received at the ingress of a null SAP on an Nokia 7750 SR?

  A. The FCS is verified and kept in the customer frame. The VLAN tag is kept and transported over the network.
  B. The FCS is verified and kept in the customer frame. The VLAN tag is removed for transport over the network.
  C. The FCS is verified and removed from the frame. The VLAN tag is kept and transported over the network.
  D. The FCS is verified and removed from the frame. The VLAN tag is removed for transport over the network.
  C. The FCS is verified and removed from the frame. The VLAN tag is kept and transported over the network.

• Question 206:

  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 207:

  Which of the following about VPN labels is FALSE?

  A. They are signaled between PE devices using MP-BGP.
  B. They are swapped at each P router as a packet crosses the service provider network.
  C. They are also known as the inner label or service label.
  D. They indicate to the egress PE the VPRN to which a packet belongs.
  B. They are swapped at each P router as a packet crosses the service provider network.

• Question 208:

  If the Nokia 7750 SR is rebooted after an "admin save'' has been performed, which of the following about mirror services is TRUE?

  A. Only the mirror source must be re-configured.
  B. Only the mirror destination must be re-configured.
  C. Both the mirror destination and mirror source must be re-configured.
  D. Neither the mirror destination nor the mirror source must be re-configured.
  A. Only the mirror source must be re-configured.

• Question 209:

  What address is used when RIPv2 uses multicast to send its updates?

  A. 224.0.0.5
  B. 224.0.0.6
  C. 224.0.0.9
  D. 224.0.0.10
  E. RIPv2 does not have support for multicast
  C. 224.0.0.9

• Question 210:

  Which of the following about transport and service tunnels is FALSE?

  A. Service tunnels are unidirectional.
  B. Transport tunnels are unidirectional.
  C. A service will use the same service label for every hop.
  D. A local service requires a transport tunnel.
  D. A local service requires a transport tunnel.