Nokia Nokia Certifications 4A0-100 Questions & Answers

• Question 161:

  

  Based on the network diagram (click the Exhibit Button), what are the prefix, mask, and next-hop used on CR1 to setup a default static route to R1?

  A. 0.0.0.0/0 next-hop 10.2 3.2

  B. 0.0.0.0/32 next-hop 10.2.3.2

  C. 10.2.3.2/32 next-hop 0.0.0.0/0

  D. 0.0.0.0/0 next-hop 192.168.2.0

  Correct Answer: A

• Question 162:

  Which field in the Routing Information Base (RIB) determines the direction frames will egress the node?

  A. Preference

  B. Metric

  C. Dest prefix

  D. Next-hop

  E. Cost

  Correct Answer: D

• Question 163:

  Which of the following applications would be likely to use UDP?

  A. Real-time audio application, such as VoIP

  B. Web browser

  C. Email application

  D. Telnet

  Correct Answer: A

• Question 164:

  

  Based on the network diagram (click the Exhibit Button), what is the next-hop used on R1 to setup a static route to the network on CR1?

  A. next-hop 10.2.3.2

  B. next-hop 192.168.2.1

  C. next-hop 10.2 3.1

  D. next-hop 192.168.2.0

  Correct Answer: C

• Question 165:

  Based on the network diagram (click the Exhibit Button).

  

  R2 wants to connect a host on 192.168.2.0/24 behind CR1. What is the correct next-hop to use, assuming R1 is configured correctly?

  A. 10.2.3.2

  B. 10.1.1.1

  C. 10.2.3.1

  D. 10.1.1.2

  Correct Answer: B

• Question 166:

  The 201.148.26.0/24 network is subnetted using a /26 mask. How many subnets and host addresses will be obtained with this mask?

  A. 4 subnets, 64 hosts

  B. 64 subnets, 4 hosts

  C. 4 subnets, 62 hosts

  D. 64 subnets, 2 hosts

  E. 6 subnets, 30 hosts

  Correct Answer: C

• Question 167:

  What problem was Spanning Tree Protocol (STP) primarily designed to solve?

  A. Inability to perform switch to switch redundancy using multiple connections at Layer 2.

  B. Missing protocol field in Ethernet II required to identify redundancy protocols at Layer 2.

  C. Missing packet sequencing in Layer 2 Ethernet required to re-order packets on arrival.

  D. Inability to forward multicast frames without a routing protocol.

  Correct Answer: A

• Question 168:

  Which of the following are considered Virtual Private Network (VPN) technologies? (Choose 3)

  A. BGP

  B. VPWS

  C. VPRN

  D. ISP

  E. VPLS

  Correct Answer: BCE

• Question 169:

  The statement below describes which of the following activities?

  "A set of tasks that moves a packet from its entry into an IP network to its exit from the IP network."

  A. IP forwarding

  B. IP decapsulation

  C. IP encapsulation

  D. IP tunneling

  Correct Answer: A

• Question 170:

  Which of the following is a characteristic of Layer 2 framing?

  A. Provides a universal addressing scheme to uniquely identify destinations in the network

  B. Size of frame cannot exceed 1518 bytes.

  C. Provides error checking of the frame contents on ingress.

  D. All of the above.

  Correct Answer: C