644-906 Exam - Free Actual Q&As, Page 1

644-906 Actual Exam Questions

Last updated on Dec. 30, 2024.

Vendor:Cisco

Exam Code:644-906

Exam Name:Implementing and Maintaining Cisco Technologies Using IOS XR (IMTXR)

Exam Questions:77

Topic 1 - Question Set 1

Question #1 Topic 1

Refer to the show environmental power-supply command output exhibit.

How much power is the system currently using?

A. 663 W
B. 1150 W
C. 1850 W
D. 6000 W

Reveal Solution Discussion

Correct Answer: A 🗳️

Question #2 Topic 1

Refer to the show environmental power-supply command output exhibit.

How many additional line cards of the same type that are currently in the system can you safely install and remain redundant in the worse power usage if there is a power supply failure?

A. 1
B. 2
C. 3
D. 4
E. 5

Reveal Solution Discussion

Correct Answer: A 🗳️

Question #3 Topic 1

What is the maximum long-term normal operating temperature of the Cisco CRS-1, ASR 9000 Series Routers, and XR 12000 Series Routers?

A. 40C (104F)
B. 50C (122F)
C. 55C (131F)
D. 65C (149F)

Reveal Solution Discussion

Correct Answer: A 🗳️

Question #4 Topic 1

The Cisco CRS 16-Slot Line Card Chassis Site Planning Guide suggests having 48 inches of clearance behind the chassis. What would definitely happen to the system if there were only 28 inches of clearance behind the Cisco CRS 16-Slot Line Card Chassis?

A. The system would overheat due to inadequate airflow.
B. The fabric card could not be exchanged if one failed.
C. The modular services card (MSC) could not be exchanged if one failed.
D. The fan tray could not be exchanged if one failed.

Reveal Solution Discussion

Correct Answer: D 🗳️

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