Cisco 644-906 (Implementing and Maintaining Cisco Technologies Using IOS XR )시험을 패스하여 자격증을 취득한다면 여러분의미래에 많은 도움이 될 것입니다.Cisco 644-906 (Implementing and Maintaining Cisco Technologies Using IOS XR )시험 자격증은it업계에서도 아주 인지도가 높고 또한 알아주는 시험이며 자격증 하나로도 취직은 문제없다고 볼만큼 가치가 있는 자격증이죠.Cisco 644-906 (Implementing and Maintaining Cisco Technologies Using IOS XR ) 시험은 여러분이 it지식 테스트 시험입니다.Pass4Test는 Cisco 644-906 (Implementing and Maintaining Cisco Technologies Using IOS XR )시험에 대하여 응시가이드를 해줄수 있는 사이트입니다. Pass4Test는 여러분의 전업 지식을 업그레이드 시켜줄 수 있고 또한 한번에 Cisco 644-906 (Implementing and Maintaining Cisco Technologies Using IOS XR )시험을 패스하도록 도와주는 사이트입니다. Pass4Test에서 제공하는 자료들은모두 it업계 전문가들이 자신의 지식과 끊임없는 경험등으로 만들어낸 퍼펙트한 자료들입니다. 품질과 정확도가  모두 보장되는문제집입니다.Cisco 644-906 (Implementing and Maintaining Cisco Technologies Using IOS XR )시험은 여러분이 it지식을 한층 업할수 있는 시험이며 우리 또한 일년무료 업데이트 서비스를 제공합니다.Pass4Test를 선택함으로  여러분은  Cisco 644-906 (Implementing and Maintaining Cisco Technologies Using IOS XR ) 시험을 한방에 패스할 수 있습니다.만약 시험에서 실패하시면  Pass4Test에서는 덤프비용 전액환불을 약속합니다.

 

 

NO.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
Answer: A

NO.2 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

NO.3 How many planes are there in the Cisco CRS-3 switch fabric?
A. 1
B. 3
C. 7
D. 8
Answer: D

NO.4 Refer to the exhibit.
If you have ROMMONs and FPDs with the Upg/Dng field marked "Yes" and you ran the upgrade
hw-module fpd all location all command, what did you upgrade?
A. upgraded only the FPD for the cards that the Upg/Dng field marked "Yes"
B. upgraded all of the FPDs on all cards with an FPD regardless of the Upg/Dng field markings C.
upgraded only the FPD and ROMMON for the cards that the Upg/Dng field marked "Yes"
D. upgraded all of the FPDs and ROMMONs on all cards with an FPD or ROMMON regardless of the
Upg/Dng field markings
Answer: C

NO.5 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

NO.6 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.
Answer: D

NO.7 In order to determine the hardware and firmware revision of a linecard, what is the correct command
that should be invoked?
A. RP/0/RP0/CPU0:CRS-MC#show version
B. RP/0/RP0/CPU0:CRS-MC#show platform
C. RP/0/RP0/CPU0:CRS-MC(admin)#show platform
D. RP/0/RP0/CPU0:CRS-MC#show diagnostic summary
E. RP/0/RP0/CPU0:CRS-MC(admin)#show diag details
Answer: E

NO.8 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

NO.9 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)
Answer: A

NO.10 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
Answer: A