Cisco 642-998 Online Practice Questions and Exam Preparation

Cisco 642-998 Online Questions & Answers

• Question 71:

  Which three benefits make a data center core Cisco Nexus 7010 Switch an effective solution? (Choose three.)

  A. high availability
  B. high performance
  C. unified I/O
  D. support for data center service modules
  E. IP multicast
  F. support for 24-port Gb/s line card
  G. virtualization
  A. high availability
  B. high performance
  C. unified I/O

• Question 72:

  A flow exporter contains network layer and transport layer details for the NetFlow export packet.

  Which three options must be configured in a flow exporter? (Choose three.)

  A. export destination IP address
  B. source interface
  C. UDP port number
  D. TCP port number
  E. NAT port number
  A. export destination IP address
  B. source interface
  C. UDP port number

• Question 73:

  Which four options are important points within the Cisco UCS design? (Choose four.)

  A. preferred MAC address format
  B. preferred guest operating systems
  C. DNS configuration
  D. preferred WWPN format
  E. service profile naming conventions
  F. preferred backup strategy
  G. Cisco IMC IP addressing range
  H. ESX host IP addressing
  A. preferred MAC address format
  D. preferred WWPN format
  E. service profile naming conventions
  G. Cisco IMC IP addressing range

• Question 74:

  Which document is the least relevant as an output deliverable from the design phase?

  A. high-level design
  B. site requirements specification
  C. configurations
  D. migration plan
  C. configurations

• Question 75:

  Which three characteristics are associated with the access layer of a Cisco Data Center Unified Fabric network? (Choose three.)

  A. no packet manipulation
  B. QoS ?policing
  C. voice, data, and wireless convergence
  D. scalable routing protocols
  E. provides default gateway redundancy
  F. QoS ?classification and queuing
  G. routing manipulation and filtering
  H. aggregates end users
  C. voice, data, and wireless convergence
  F. QoS ?classification and queuing
  H. aggregates end users

• Question 76:

  Which three parameters are unaffected by the values on the port channel when the interface joins a port channel? (Choose three.)

  A. description
  B. bandwidth
  C. Cisco Discovery Protocol
  D. LACP port priority
  E. MAC address
  F. Spanning Tree Protocol
  G. service policy
  A. description
  C. Cisco Discovery Protocol
  D. LACP port priority

• Question 77:

  Which data center management tool provides performance and capacity monitoring and trending for SAN and LAN infrastructure?

  A. Cisco UCS Manager
  B. Cisco NAM
  C. Cisco NetFlow
  D. Cisco DCNM
  D. Cisco DCNM

• Question 78:

  

  

  Refer to the screenshot in Exhibit 4. Which of the items is true regarding the activation of a Management Extension update?

  A. Adds support for new management access protocols
  B. Adds support for new SAN protocols
  C. Adds support for new LAN protocols
  D. Adds support for new hardware
  D. Adds support for new hardware

• Question 79:

  Which three facility challenges may a customer encounter while designing a data center? (Choose three.)

  A. space availability
  B. power capacity
  C. cooling capacity
  D. PCI compliance
  E. application performance
  A. space availability
  B. power capacity
  C. cooling capacity

• Question 80:

  Which two statements about the ports on a Cisco UCS 6248UP Fabric Interconnect are true? (Choose two.)

  A. Ethernet ports are defined in blocks of ports.
  B. Fibre Channel ports are defined as single ports.
  C. The Ethernet ports start at any unified port and end at an even port.
  D. The first Fibre Channel port must start after the last Ethernet port.
  E. The last Fibre Channel port must come before the first Ethernet port.
  A. Ethernet ports are defined in blocks of ports.
  D. The first Fibre Channel port must start after the last Ethernet port.