4A0-100 Exam Training Practice Tests (Alcatel-Lucent Nokia IP Networksand Services Fundamentals)]

Question 1

Which of the following are accurate statements about the PE device in a service providers MPLS network? (Select three)

A. PE routers only support Ethernet interfaces connecting to the CE. B. A PE router connects to at least one P router. C. A PE router connects to at least one CE device. D. PE routers support many different interface types connecting to CE devices. E. A PE router only connects to P routers. F. A PE router only connects to CE devices.

Correct Answer: B,C,D

Question 2

Which of the following statements best characterize Distance Vector Routing? (Choose two.)

A. Routers do not have precise knowledge of the entire network topology. B. Routers periodically send a copy of their routing table to their neighbors. C. Routers flood link information throughout the entire area. D. Network converges quickly (within several seconds) after a topology change.

Correct Answer: A,B

Question 3

What is the sequence of events that must occur for a client to receive an IP address using DHCP?

A. Discover, Acknowledgement, Request, Offer B. Request, Offer, Discover, Acknowledgement C. Discover, Offer, Request, Acknowledgement D. Request, Acknowledgement, Discover, Offer

Correct Answer: C

Question 4

What information is used to separate VLANs on a VLAN trunk that connects multiple VLANs?

A. FCS. B. IP Header. C. VLAN tag. D. Priority Value.

Correct Answer: C

Question 5

To transmit its segments of data across the network TCP uses the services of which layer?

A. Data Link Layer B. IP Layer. C. Application Layer. D. Transport Layer.

Correct Answer: B

Question 6

Which organization co-ordinates global public IP addresses?

A. RIR B. IANA C. IEEE D. IETF

Correct Answer: B

Question 7

Which of the following statements about IP address subnetting is TRUE?

A. Subnetting adds a layer of hierarchy in the addressing structure. B. Subnetting helps routers make faster forwarding decisions. C. Subnetting increases routing advertisement stability. D. Subnetting reduces the number of route entries advertised by the router.

Correct Answer: A

Question 8

Which of the following does a link-state protocol use when choosing the best path to a destination network?

A. Round-trip time B. Route preference C. Hop-count D. Cost

Correct Answer: D

Question 9

What is the effective maximum rate of data transmission on a 10 Mbps full-duplex Ethernet link?

A. 5 Mbps. B. 20 Mbps. C. 10 Mbps. D. 15 Mbps.

Correct Answer: B

Question 10

In the diagram, R7 receives a new LSA from R3 and installs it in its link state database. 10 ms. later it receives another copy of the LSA with the same sequence number from R8. What does R7 do with the LSA received from R8?

A. R7 discards the LSA received from R8 and sends an ACK to R8. B. R7 installs the LSA received from R8 in its link state database, sends an ACK to R8 and floods a copy to its neighbors. C. R7 installs the LSA received from R8 in its link state database and floods a copy to its neighbors. D. R7 silently discards the LSA received from R8.

Correct Answer: A

Alcatel-Lucent Nokia IP Networksand Services Fundamentals - 4A0-100 Exam Practice Test