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Nokia 4A0-112 Exam With Confidence Using Practice Dumps

Exam Code:
4A0-112
Exam Name:
Nokia IS-IS Routing Protocol
Certification:
Vendor:
Questions:
40
Last Updated:
Jun 16, 2025
Exam Status:
Stable
Nokia 4A0-112

4A0-112: Nokia Certification Exam 2025 Study Guide Pdf and Test Engine

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Nokia IS-IS Routing Protocol Questions and Answers

Question 1

In the diagram, all routers are using IS-IS as their routing protocol. The number next to each link is its metric value.

What path will traffic follow from router R1 to router R7, and from router R7 to router R1?

Options:

A.

Router R1 to router R7 will follow (R1-R2-R4-R6-R7). Router R7 to router R1 will follow (R7-R6-R4-R2-R1).

B.

Router R1 to router R7 will follow (R1-R2-R4-R6-R7). Router R7 to router R1 will follow (R7-R6-R5-R3-R1).

C.

Router R1 to router R7 will follow (R1-R3-R5-R6-R7). Router R7 to router R1 will follow (R7-R6-R4-R2-R1).

D.

Router R1 to router R7 will follow (R1-R3-R5-R6-R7). Router R7 to router R1 will follow (R7-R6-R5-R3-R1).

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Question 2

A routing domain uses a link-state routing protocol. Which of the following would NOT be an advantage of dividing the entire routing domain into areas?

Options:

A.

Detailed topology information is only shared among routers within the same area, thus reducing the complexity of the SPF calculation.

B.

Route tables can be reduced by summarizing the IP prefixes advertised between areas.

C.

Less-capable routers can be isolated from having to keep track of IP prefixes that are external to the local routing domain.

D.

Fewer routers are required to handle the same amount of traffic, as compared to a single-area domain.

Question 3

Which of the following statements about router interfaces on a Nokia 7750 SR is FALSE?

Options:

A.

They can be used in pairs on the same subnet for redundancy.

B.

They can be assigned IPv4 and/or IPv6 addresses.

C.

They can be logical or physical.

D.

The system interface exists by default.