Best 4A0-C02 Exam Questions - Complete Nokia SRA Composite Exam Successfully

Best 4A0-C02 Exam Questions – Complete Nokia SRA Composite Exam Successfully

Regina2021-12-28T07:27:55+00:00

Nokia SRA Composite Exam 4A0-C02 is a single, integrated exam which combines the four required individual exams for SRA certification including:

Nokia Border Gateway Protocol for Internet Routing (4A0-102)
Nokia Virtual Private LAN Services (4A0-105)
Nokia Virtual Private Routed Networks (4A0-106)
Nokia Quality of Service (4A0-107)

While planning for taking 4A0-C02 exam, preparing 4A0-C02 exam with the best 4A0-C02 exam questions is highly recommended, which contain real questions and precise answers to help candidates complete Nokia SRA Composite Exam successfully. Learning Nokia 4A0-C02 practice exam questions and answers with ITExamShop pdf file, you’ll be able to have certain or even greater possibilities for oneself in passing Nokia certification 4A0-C02 exam.

First come to check Nokia SRA Composite Exam 4A0-C02 free questions:

Page 1 of 4

1. What kind of BGP attribute is the Local Preference?

Optional transitive attribute.

Optional non-transitive attribute.

Well-known mandatory attribute.

Well-known discretionary attribute.

2. Which of the following regarding the atomic aggregate attribute is TRUE?

It is an optional transitive attribute.

It is an optional non-transitive attribute.

The atomic aggregate flag is always set if the aggregator attribute is set.

The atomic aggregate flag is always set if the AS Path information is lost due to aggregation.

3. Assuming that "client1" and "client2" are directly-connected networks, what is the result of executing the following BGP policy?

"client2" routes will be tagged with communities "West" and "North".

"client2" routes will be tagged with communities "West", "North" and "South".

"client2" routes will be tagged with community "West".

"client2" routes will be tagged with community "South".

4. Which of the following is NOT considered an option of export policies?

Advertising customer networks into BG

Sending aggregates that summarize the AS s address space.

Sending MEDs to influence ingress traffic from peers.

Preventing unwanted NLRI from entering the A

5. Click the exhibit.

Router R1 is advertising prefix 192.168.1.0/27 with community "no-export.

Which routers will receive an update for that prefix?

Router R2 only.

Routers R2 and R3 only.

Routers R2, R3 and R4 only.

Routers R2, R3, R4and R5.

6. Click the exhibit.

Assume all router-IDs are properly configured, and IPv6 link-local addresses are used to establish all eBGP sessions.

Given the following iBGP configuration on router A, what is the Next Hop for prefix 2001:DB8:A:401::1/128 on router B?

The IPv6 link-local address of the router D interface towards router

The IPv6 link-local address of the router A interface towards router

The IPv6 global address of router

7. An Alcatel-Lucent 7750 SR receives a route from an eBGP peer without a MED.

What MED value is sent to iBGP peers?

100

250

The IGP cost

None

8. Which of the following routes is NOT considered an internal route?

A route received from a BGP peer within the same A

A route originated by a router in a different cluster of the same A

A route received from a BGP peer from a different member AS of a confederation.

A route received from a BGP peer from the same member AS of a confederation.

9. Click the exhibit.

Considering that both routers C and D are advertising the eBGP learned prefix 10.5.0.0/16 into ISP X, which of the following best describes the route advertisement within ISP X?

Router C sends the update to routers E and F only.

Router C sends the update to routers D, E and

Router C sends the update to routers A, B, E and

Router C sends the update to routers A, B, D, E and

10. Which of the following AS Paths will match the regular expression "65100."?

"65100"

"65100 65200''

"65200 65100"

"65100 65250 65200"

Page 2 of 4

11. What is the result of configuring the following policy statement as a BGP import policy on the Alcatel-Lucent 7750 SR?

All BGP routes are accepted.

All routes matching prefix lists "List-1" and "List-2" are rejected.

BGP routes matching prefix lists "List-1" or "List-2" are rejected.

BGP routes matching prefix lists "List-1" and "List-2" are rejected.

12. Click the exhibit.

Router R3 is configured with an import policy to reject updates with an AS Path matching the regular expression ".+ 65540".

Which of the following regarding updates originating in AS 65540 is TRUE?

Router R3 rejects all updates originating in AS 65540.

Router R3 accepts updates received from router R1 and rejects updates transited through router R2.

Router R3 accepts updates transited through router R2 and rejects updates received from router R1.

Router R3 accepts updates from both routers R1 and R2.

13. A confederated AS is comprised of three members. One member is comprised of 4 routers, while the other two members are comprised of 3 routers each.

Assuming member ASs are fully meshed and use full mesh iBGP, what is the required number of BGP sessions within the confederation?

14. Which of the following is TRUE?

There can only be one community associated with a route.

Community is an optional non-transitive attribute.

Community is an optional transitive attribute.

Community is a well-known discretionary attribute.

15. A BGP router has loopback interfaces 192.168.1.1/27 and 192.168.2.1/27 advertised into BGP using the following export policy. The "aggregate 192.168.0.0/16" command is executed.

What is the effect of this configuration?

A single route for 192.168.0.0/16 is advertised.

BGP routes 192.168.1.0/27, 192.168.2.0/27, and 192.168.0.0/16 are advertised.

BGP routes 192.168.1.0/27 and 192.168.2.0/27 are advertised, and 192.168.0.0/16 appears as a "Blackhole" route in the route table only.

The given export policy is invalid.

16. Click the exhibit.

Router R1 is a route reflector with clients R2, R5 and R6. Prefixes advertised by router R5 have a local preference of 200. Router R3 advertises the prefix 192.168.1.0/27 to routers R5 and R6.

Assuming that router R6 is configured with "advertise-external", what is the expected output of "show router bgp routes" when executed on router R5?

Option A

Option B

Option C

Option D

17. Click the exhibit.

Which of the following statements best describes the BGP sessions within the given network?

The session between AS 65202 and AS 65206 is an iBGP session.

The session between AS 65204 and AS 65206 is an intra-confederation eBGP session.

A BGP session is required between AS 65202 and AS 65204.

The BGP sessions within the member ASs are known as inter-confederation BGP sessions.

18. Click the exhibit.

When router A receives the BGP update for the 192.168.0.1/27 prefix, it propagates it to routers B and C.

What action is taken by router B when it receives the update?

Router B propagates the BGP update to routers D and

Router B propagates the BGP update to router

Router B detects duplicates in its BGP database and discards the update.

Router B propagates the update to routers A, C and

19. Click the exhibit.

Router R6 is a route reflector for clients R1, R2 and R5. Router R5 is configured with a local preference of 200.

On which routers is "advertise-external* needed for router R6 to receive exactly two distinct routes for prefix 192.168.1.0/27?

On router R5 only.

On either router R1or R2.

On both routers R1and R2.

On all routers R1, R2 and R5.

20. Which of the following statements about the BGP Advertise External feature is FALSE?

It modifies the BGP advertisement logic.

It improves convergence times and allows for better load sharing.

It allows a router to advertise multiple external paths for a single prefix.

It supports both IPv4 and IPv6.

Page 3 of 4

21. Click the exhibit.

AS 65550 owns CIDR block 10.64.0.0/12. Router R3 is advertising Client1 and Client2 networks into BGP. Router R6 advertises the aggregate 10.64.0.0/12 to AS 65541 with "summary-only" enabled.

Which of the following routes are received by router R7?

Client1, Client2 and the aggregate.

Only the aggregate.

Only Client1 and the aggregate.

Only Client2 and the aggregate.

22. What is the purpose of configuring a triggered-policy on an Alcatel-Lucent 7750 SR?

Policy changes are delayed until the peer router with the affected routes reboots.

Policy changes are delayed until route updates for affected BGP routes are received from peers.

Policy changes are delayed until BGP sessions are cleared or BGP is reset.

Policy changes are delayed until the router reboots.

23. Which of the following about a single-homed AS is FALSE?

A single-homed AS is also known as a stub A

A single-homed AS is also known as a leaf A

A single-homed AS uses either the ISP AS number or a private AS number.

A single-homed AS can be either transit or non-transit

24. What is the result of configuring the following policy statement as a BGP import policy on the Alcatel-Lucent 7750 SR?

All BGP routes are rejected.

All BGP routes are accepted.

All routes matching prefix list "List-1" are rejected.

All BGP routes matching prefix list "List-1" are rejected.

25. Click the exhibit.

Routers RR1 and RR2are route reflectors with clients R1x and R2x, respectively. Routers RR1 and RR2 are non-clients of each other, and router R1 is a non-client of both.

Which of the following regarding BGP sessions in AS 65540 is TRUE?

Router R1must have at least one BGP session to each of routers R1x and R2x.

Routers R1, RR1 and RR2 must be fully meshed.

Routers R1x and R2x must have at least one BGP session between them.

Routers R1x as well as routers R2x must be fully meshed.

26. Click the exhibit.

Router R1 is a route reflector with clients R2, R5 and R6. Prefixes advertised by router R5 have a local preference of 200. Router R3 advertises the prefix 192.168.1.0/27 to routers R5 and R6.

Assuming that none of the routers in AS 65540 is configured with "advertise-external", what is the expected output of "show router bgp routes" on router R2?

Option A

Option B

Option C

Option D

27. Click the exhibit.

An update travels from AS 135000 to AS 137000, traversing both 32-bit and 16-bit AS paths.

What will the AS Path be when the update reaches AS 137000?

140000 200 135000

137000 140000 200 135000

140000 23456 135000

135000 200 140000

28. Which of the following regarding BGP confederations is FALSE?

The entire confederation is viewed as a single AS by an eBGP peer.

Within a confederation, each member AS is considered as a stand-alone A

Member ASs within a confederation can use route reflection.

Member ASs must be fully meshed within a confederation.

29. Which of the following regarding BGP Path Identifier is FALSE?

Path-ID is a four-octet identifier pre-pended to the NLRI field of a BGP update.

Path-ID is an optional transitive attribute used to advertise multiple paths.

Path-ID uniquely identifies each path advertised to a neighbor.

A BGP speaker that re-advertises a route must generate its own Path-I

30. Which of the following parameters does NOT have to match for an iBGP session to be successfully established?

BGP version number.

The local AS number.

The Hold Time.

Authentication.

Page 4 of 4

31. Click the exhibit.

Routers RR1 and RR2 are route reflectors with the same Cluster-ID.

How does router RA treat the updates for prefix 192.168.1.0/27 received from routers RR1 and RR2?

Router RA prefers the update received from router RR1.

Router RA prefers the update received from router RR2.

Router RA flags both updates as invalid.

Router RA accepts both updates and flags them as used.

32. Click the exhibit.

Assume all router-IDs are properly configured.

Which of the following configurations is required on the Alcatel-Lucent 7750 SR router A to establish an IPv6 BGP session to router D?

Option A

Option B

Option C

Option D

33. Two Alcatel-Lucent 7750 SRs are established BGP peers with the following add-paths configuration:

R1: configure router bgp add-paths ipv4 send 4 receive

R2: configure router bgp add-paths ipv4 send 2

If router R1 advertises three routes for a given prefix X, how many routes is router R2 expected to have for prefix X?

None

34. Which of the following is NOT a BGP message type?

Route-Refresh

OpenSent

Notification

Update

Keepalive

35. Click the exhibit.

Router R1 is a route reflector with clients R2, R5 and R6. Prefixes advertised by router R5 have a local preference of 200. Router R3 advertises the prefix 192.168.1.0/27 to routers R5 and R6.

Assuming that none of the routers in AS 65540 is configured with "advertise-external", what is the expected output of "show router bgp routes on router R1?

Option A

Option B

Option C

Option D

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Best 4A0-C02 Exam Questions – Complete Nokia SRA Composite Exam Successfully

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