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644-068 Latest Exam (Nov 2017)

[Free] 2017(Nov) Dumps4cert Pass4sure Cisco 644-068 Dumps with VCE and PDF 11-20

November 16, 2017

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2017 Nov Cisco Official New Released 644-068
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Advanced Routing and Switching for Field Engineers – ARSFE

Question No: 11

Which two of the following are components of Cisco MediaNet that simplify network assessment, monitoring, and troubleshooting? (Choose two.)?

  1. MediaTrace

  2. MediaPing, using real SSRC-ID

  3. Traffic Simulator, based on IP SLA

  4. Traffic Simulator, based on ping

Answer: A,C

Question No: 12

Which three of the following statements are correct regarding security features available on Cisco Catalyst switches? (Choose three.)

  1. Port security prevents MAC address flooding.

  2. DHCP snooping prevents rogue DHCP servers from being placed on the network.

  3. IP Source Guard prevents ARP spoofing attacks.

  4. Private VLAN preventsclient to client communication.

  5. MACsecprovides end-to-end encryption.

Answer: A,B,D

Question No: 13

Which three of the following statements correctly describe Cisco Nexus 7000 switch family? (Choose three.)

  1. The Cisco Nexus 7000 series integrates data center Fibre Channel features and Ethernet switching featuresinto a single operating system.

  2. NX-OS is a modular operating system based on FreeBSD.

  3. The Cisco Nexus 7000 series offers virtualization by Virtual Device Contexts.

  4. The Cisco Nexus 7000 series provides high availability using hitless forwarding, ISSU, and stateful process restart.

  5. The Cisco Nexus 7000 series offers support for Cisco IOS and NX-OS.?

Answer: A,C,D

Question No: 14

Which two of the following statements are true regarding positioning of the Cisco Catalyst 6500 series versus the Cisco Nexus 7000 series? (Choose two.)

  1. The Cisco Catalyst 6500 series is the better choice if the core is outside the data center.

  2. The Cisco Nexus 7000 series is the better choice if rich WAN services are required.

  3. The Cisco Catalyst 6500 series is the better choice if L2VPN is required.

  4. Both, the Cisco Catalyst 6500 series and the Cisco Nexus 7000 series support NX- OScapabilities.

Answer: A,C

Question No: 15

Which three of the following statements correctly describe a hierarchical LAN design? (Choose three.)

  1. The main services of the access layer include physical connectivity to endpoints, automatic endpoint discovery, and port-based security features.

  2. Due to the high number of ports, performance is one of the key features that is required at the access layer.

  3. The distribution layer is commonly the first routing hop.

  4. Scalability, high availability, and fast convergence are typical requirements for the core layer.

  5. The core layer provides aggregation services to the access layer.

Answer: A,C,D

Question No: 16

Which two of the following are unique advantages of the PD/PSE Cisco Catalyst Compact Switches? (Choose two.)

  1. Due to the fanless design, they can be placed in the workplace and drastically reduce in- house cablingneeds.

  2. They support 16 PoE output ports.

  3. They support PoE output.

  4. They diminish the power infrastructure by supporting PoE input and PoE output at the same time.

Answer: A,D

Question No: 17

Which three of the following statements about competitors to Cisco in the switching market are true? (Choose three.)?

  1. Cisco has a market share of about 70% in the Layer 2 and Layer 3 managed switch market.

  2. HP is one of the strongest competitors with a market share of about 20%.

  3. Most of the competitors offer me-too point products only; they lack an overall solution framework similar to the Cisco Borderless Network.?

  4. Juniper has a market share of less than 3%.

  5. Competitors efficiently support the BYOD solution.

Answer: A,C,D

Question No: 18

Which three of the following are quantifiable savings that help compensate for the premium price of a Cisco Catalyst switch compared to a competing product? (Choose three.)

  1. Ease of deployment for video and security

  2. Savings on energy enabled by EnergyWise

  3. Platform longevity savings caused by extended refresh cycles

  4. Savings on switch software

  5. Savings on adding additional switch ports to the switch

Answer: A,B,C

Question No: 19

Which three of the following statements correctly describe the Cisco router portfolio? (Choose three.)

  1. All Cisco ISR G2 routers provide network automation, consolidated VPN, and security features.

  2. The Cisco 800 and 1900 router series both offer entry-level application optimization features.

  3. The Cisco 1900, 2900, and 3900 router series provide video and collaboration features.

  4. The Cisco 2900 and 3900 router series support Cisco UCS Express.?

  5. The Cisco 1900 router series supports Cisco Unified Communications Manager Business Edition 6000.

Answer: A,B,D

Question No: 20

Which two of the following statements regarding Cisco routing core functionalities are correct? (Choose two.)

  1. The exponential growth in bandwidth requirements and increased sensitivity to latency can be addressed by Cisco WAAS.

  2. Transcoding services in a video and collaboration deployment can be provided in Cisco IOS software, so no hardware DSPs are required on the Cisco 3900 router series.

  3. Cloud-based managed security is supported by the built-in ScanSafe Connector.

  4. Cisco Unified Communications Manager Express can run on Cisco UCS Express.

Answer: A,C

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