Cisco 640-864 Online Practice Questions and Exam Preparation

Cisco 640-864 Online Questions & Answers

• Question 51:

  Which is the equation used to derive a 64 Kbps bit rate?

  A. 2 x 8 kHz x 4-bit code words
  B. 8 kHz x 8-bit code words
  C. 2 x 4-bit code words x 8 kHz
  D. 2 x 4 kHz x 8-bit code words
  D. 2 x 4 kHz x 8-bit code words

• Question 52:

  A company has dark fiber between headquarters and its data center. It is presently configured as a 10GbE connection. Network utilization shows high utilization on the connection. What technology can be implemented to increase capacity without acquiring another circuit?

  A. MPLS
  B. DWDM
  C. VPLS
  D. DMVPN
  B. DWDM

• Question 53:

  Which three statements are true regarding the virtual interface on a Cisco Wireless LAN Controller? (Choose three.)

  A. supports mobility management
  B. serves as a DHCP relay
  C. used for all controller to AP communication
  D. supports embedded Layer 3 security
  E. default for out-of-band management
  F. default for in-band management
  G. provides connectivity to AAA servers
  A. supports mobility management
  B. serves as a DHCP relay
  D. supports embedded Layer 3 security

• Question 54:

  A company requires a managed WAN solution that supports Layer 2 adjacency across remote offices for applications and services. What solution should be selected?

  A. DMVPN
  B. MPLS
  C. VPLS
  D. FR
  C. VPLS

• Question 55:

  An engineer has configured a router to send level 7 messages to a syslog server. What severity level are these messages?

  A. error
  B. warning
  C. debug
  D. informational
  E. notice
  C. debug

• Question 56:

  You have a campus network that consists of only Cisco devices. You have been tasked to discover the device platforms, the IOS versions, and an IP address of each device to map the network. Which proprietary protocol will assist you with this task?

  A. SNMP
  B. TCP
  C. CDP
  D. ICMP
  E. LLDP
  C. CDP

• Question 57:

  What is the recommended spanning tree protocol to use for all Layer 2 deployments in a branch office environment?

  A. CST
  B. RSPT
  C. PVST
  D. MISTP
  E. Rapid PVST +
  E. Rapid PVST +

• Question 58:

  Which voice codec should you use in order to provide toll quality calls?

  A. G.711
  B. G.718
  C. G.722
  D. G.729
  A. G.711

• Question 59:

  What Cisco product is designed to improve the performance of Windows file and exchange services in remote data centers?

  A. Application Control Engine
  B. Wide Area Application Services
  C. Cisco Application Policy Infrastructure Controller
  D. Cisco Prime Network Services Controller
  B. Wide Area Application Services

• Question 60:

  Which of the following is a component within the Cisco Enterprise Campus module?

  A. Teleworker
  B. E-Commerce
  C. Internet Connectivity
  D. Building Distribution
  E. WAN/MAN Site-to-Site VPN
  D. Building Distribution