Nokia 4A0-100 Exam Practice Test Instant Access

Question 1

A switch with the MAC FDB shown receives an Ethernet frame with source MAC address 00:00:8c:01:00:0a and destination MAC address 00:00:8c:01:00:0c. On which port is the frame forwarded?

A1/1/1

B1/1/2

C1/1/3

D1/1/4

Answer : C

Question 2

What happens when a switch receives an Ethernet frame with unknown source and destination MAC

addresses?

AThe frame is silently discarded.

BThe source MAC address is saved in the MAC FDB, and the frame is discarded.

CThe source MAC address is saved in the MAC FDB, and the frame is flooded to all ports except the
receiving port.

DThe source and destination MAC addresses are saved in the MAC FDB, and the frame is flooded to all
ports.

Answer : C

Question 3

Which of the following is NOT a function of the control plane?

ABuilding routing tables using dynamic routing protocols.

BBuilding forwarding tables for the IOMs.

CHandling router configuration and management functions.

DProcessing and forwarding user application traffic.

Answer : D

Question 4

What kind of information can a Dynamic Host Configuration Protocol (DHCP) client receive?

AMAC address of the default gateway.

BIP addresses of other DHCP clients.

CIP addresses offered to the client.

DIP addresses of all DHCP servers.

Answer : C

Question 5

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

ABroadcast storms caused by redundancy in Layer 2 networks.

BMissing protocol field in the Ethernet header.

CMissing sequence number in the Ethernet header.

DUnreliable data transfer in Layer 2 networks.

Answer : A

Question 6

Which of the following protocols is used to exchange routes between routers R1 and R2, and between routers R4 and R5?

ARIPv2

BIS-IS

COSPF

DBGP

Answer : D

Question 7

What is the most specific aggregate prefix for the following 4 subnets?

136.160.17.192/29

136.160.17.200/29

136.160.17.208/29

136.160.17.216/29

A136.160.17.128/25

B136.160.17.192/26

C136.160.17.192/27

D136.160.17.192/28

Answer : C

Nokia 4A0-100 Nokia Scalable IP Networks Exam Practice Test