Cisco 644-906 IOS XR Certification Questions & Answers

CISCO IOS XR CERTIFICATION QUESTIONS & ANSWERS 644-906 Practice Test

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644-906 Exam Questions

644-906 Practice Test NWexam.com’s 644-906 PDF is a comprehensive document containing questions and answers that are compiled and approved by Cisco IOS XR Certified Professionals, so you may rest assured that you have reliable preparation materials. Passing a IMTXR certification exam requires more than buying books and watching videos. You need to explore many practice test questions to be familiar with the test. No matter how much you read during the preparation for your IOS XR certification exam if you don’t have any clue what the exam pattern is, there is no way you can develop your confidence before the test. Taking practice tests is therefore very crucial to your success in the IOS XR exam.

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644-906 Exam Questions

IOS XR 644-906 Exam Details:Exam Name

Implementing and Maintaining Cisco Technologies Using IOS XR

Exam Number

644-906 IMTXR

Exam Price

$300 USD

Duration

75 minutes

Number of Questions

55-65

Passing Score

Variable (750-850 / 1000 Approx.)

Recommended Training

Implementing and Maintaining Cisco Technologies Using IOS XR (IMTXR)

Exam Registration

PEARSON VUE

Sample Questions

Cisco 644-906 Sample Questions

Practice Exam

Cisco IOS XR Specialist Practice Test

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644-906 Exam Questions

Cisco IMTXR 644-906 Questions and Answers Set 01. How many stages of switching are there on a Cisco ASR 9000 Series Router switch fabric? a) one b) three c) four d) eight Answer: a 02. Where are client interfaces terminated on the Cisco CRS-3? a) the modular services card b) the physical layer interface module(s) c) the switch fabric interface terminator d) the Service Processor 40 e) the Service Processor 140 Answer: b 03. Which Cisco IOS XR command sequence will load a specific configuration? a) (config)#load disk0:name.cfg b) #copy disk0:name.cfg running-configuration c) #copy tftp://255.255.255.255/name.cfg d) #load commit changes <name> e) (config)#load commit <name> Answer: a 04. In Cisco IOS XR platforms, IP multicast packets are replicated on which two components?

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644-906 Exam Questions

(Choose two.) a) switch fabric b) ingress line card c) egress line card d) multicast forwarding ASIC Answer: a, c 05. Which component is shared between different SDRs? a) route processor (RP) b) line card c) modular service card (MSC) d) switch fabric card (SFC) e) distributed route processor (DRP) Answer: d 06. What are the three potential use cases of NetFlow in an actual network deployment?

(Choose three.) a) identifying the traffic source and destination for optimizing peering and transit links b) providing the network telemetry for identifying and mitigating DDoS attacks c) providing traffic traces that are comparable to what is provided by a packet sniffer and RMON d) providing a means for traffic accounting and billing for customers e) providing deep application inspections and controls Answer: a, b, d 07. What is the main function of LPTS? a) filter routing updates Cisco IOS XR Certification Practice Exam

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644-906 Exam Questions

b) maintain the Internal Forwarding Information Base (IFIB) c) classify transit packets d) guarantee reliable transport service for network management requests Answer: b 08. Which command will correctly deactivate asr9k-mpls-p-4.1.0? a) RP/0/RSP0/CPU0:P1 (admin)#install remove disk0:asr9k-mpls-p-4.1.0 b) RP/0/RSP0/CPU0:P1 (config)#install deactivate smu location disk0: c) RP/0/RSP0/CPU0:P1 (admin-config)#deactivate disk0:asr9k-mpls-p4.1.0 d) RP/0/RSP0/CPU0:P1 (admin)#install deactivate disk0:asr9k-mpls-p4.1.0 e) RP/0/RSP0/CPU0:P1 #asr9k-mpls-p-4.1.0 disk0:deactivate sync Answer: d 09. In which mode can you check the power usage of a chassis? a) in EXEC mode b) in admin mode c) in both EXEC and admin mode d) in ROMMON mode e) in environmental mode Answer: b 10. What is the cell size of the cells that traverse the switch fabric on the Cisco CRS-3? a) 128 bytes b) 136 bytes c) 144 bytes d) 200 bytes e) 288 bytes Answer: b

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644-906 Exam Questions

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