Cisco 640-875 Online Practice Questions and Exam Preparation

Cisco 640-875 Online Questions & Answers

• Question 231:

  An engineer must physically interconnect a pair of P routers by using 40 G optical interfaces. Both routers are installed in different racks at the same data center. What is the maximum distance that an OM3 multimode optical fiber link can be used for this interconnection?

  A. 100 m
  B. 10 km
  C. 7 m
  D. 3 m
  A. 100 m

• Question 232:

  HOTSPOT

  

  

  

  Hot Area:

  

  

• Question 233:

  Which two DSL technologies are symmetrical? (Choose two.)

  A. HDSL
  B. SDSL
  C. VDSL
  D. RADSL
  E. ADSL
  A. HDSL
  B. SDSL

• Question 234:

  If a bridge port is in the non-designated state, which two statements about spanning-tree operations on this port are true? (Choose two.)

  A. This port is in the Forwarding state.
  B. This port sends BPDUs on the attached link.
  C. This port has the lowest cost to the root bridge.
  D. This port is considered the root port.
  E. This port receives BPDUs.
  F. This port is in the Blocked state.
  E. This port receives BPDUs.
  F. This port is in the Blocked state.

• Question 235:

  A network administrator issues the who command on a Cisco router, which takes longer than usual to display the results. Which two commands can be used to speed up the process? (Choose two.)

  A. nslookup
  B. no ip-domain lookup
  C. ip name-server
  D. ipconfig /all
  E. ifconfig
  B. no ip-domain lookup
  C. ip name-server

• Question 236:

  Which layer of the OSI Model does Label Distribution Protocol operate at?

  A. Data Link
  B. Transport
  C. Application
  D. Presentation
  E. Session
  F. Network
  A. Data Link

• Question 237:

  An engineer is configuring a router to act as a DHCP server. Which command configures the router to include a default gateway in the response to the DHCP clients?

  A. Router(dhcp-config)#default-router 172.16.1.100
  B. Router(config)#default-router 172.16.1.100
  C. Router(config)#ip route 0.0.0.0 0.0.0.0 172.16.1.100
  D. Router(config)#ip default-gateway 172.16.1.100
  A. Router(dhcp-config)#default-router 172.16.1.100

• Question 238:

  What is the SDH equivalent of the SONET STS-12 framing format?

  A. SDH STM-1
  B. SDH STM-4
  C. SDH STM-12
  D. SDH STM-16
  E. SDH STM-64
  B. SDH STM-4

• Question 239:

  An engineer must create a valid shortcut for IPv6 address 2031:0000:130F:0000:0000:09C0:876A:130B. Which two IPv6 addressing notations are used? (Choose two.)

  A. 2031:0:130F::9C0:876A::130B
  B. 2031:0:130F::9C0:876A:13B
  C. 2031::130F::9C0:876A:130B
  D. 2031:0:130F:0:0:9C0:876A:130B
  E. 2031:0:130F::9C0:876A:130B
  D. 2031:0:130F:0:0:9C0:876A:130B
  E. 2031:0:130F::9C0:876A:130B

• Question 240:

  When two or more different routes exist to the same destination that have been learned from two different routing protocols, what does a router use to determine the best route?

  A. Routing protocol metric
  B. Administrative distance
  C. Hop count
  D. Path cost
  E. Local preference
  B. Administrative distance