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"Cisco Certified Network Associate(CCNA)", the full name of  640-802 exam, is a Cisco certification.Preparing for the 640-802 exam? Looking for the best 640-802 Test Questions, 640-802 Practice Exam, 640-802 Dumps?

1.  Refer  to  the  exhibit. What  could  be  possible  causes  for  the  "Serial0/0  is  down"  interface  status?
(Choose two.)
 
A. A Layer 1 problem exists.
B. The bandwidth is set too low.
C. A protocol mismatch exists.
D. An incorrect cable is being used.
E. There is an incorrect IP address on the Serial 0/0 interface.
Answer: AD 
2. Before installing a new, upgraded version of the IOS, what should be checked on the router, and which
command should be used to gather this information? (Choose two.)
A. the amount of available ROM
B. the amount of available flash and RAM memory
C. the version of the bootstrap software present on the router
D. show version
E. show processes
F. show running-config
Answer: BD 
3. Refer to the exhibit. After HostA pings HostB, which entry will be in the ARP cache of HostA to support
this transmission? The safer , easier way to help you pass any IT exams.
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A.
 
B.
 
C.
 
D.
 
E.
 
F.
 
Answer: D 
4. Refer  to  the exhibit. Which  two  statements are  true about  interVLAN  routing  in  the  topology  that  is
shown in the exhibit? (Choose two.) The safer , easier way to help you pass any IT exams.
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A. Host E and host F use the same IP gateway address.
B. Router1 and Switch2 should be connected via a crossover cable.
C. Router1 will not play a role in communications between host A and host D.
D. The FastEthernet 0/0 interface on Router1 must be configured with subinterfaces.
E. Router1 needs more LAN interfaces to accommodate the VLANs that are shown in the exhibit.
F. The FastEthernet 0/0 interface on Router1 and Switch2 trunk ports must be configured using the same
encapsulation type.
Answer: DF 
5. Refer to the exhibit. Which two statements are true about the loopback address that is configured on
RouterB? (Choose two.)
 
A. It ensures that data will be forwarded by RouterB. The safer , easier way to help you pass any IT exams.
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B. It provides stability for the OSPF process on RouterB.
C. It specifies that the router ID for RouterB should be 10.0.0.1.
D. It decreases the metric for routes that are advertised from RouterB.
E. It indicates that RouterB should be elected the DR for the LAN.
Answer: BC 
6. A network administrator is explaining VTP configuration to a new technician. What should the network
administrator tell the new technician about VTP configuration? (Choose three.)
A. A switch in the VTP client mode cannot update its local VLAN database.
B. A trunk link must be configured between the switches to forward VTP updates.
C. A switch in the VTP server mode can update a switch in the VTP transparent mode.
D. A switch in the VTP transparent mode will forward updates that it receives to other switches.
E. A switch in the VTP server mode only updates switches in the VTP client mode that have a higher VTP
revision number.
F.  A  switch  in  the  VTP  server  mode  will  update  switches  in  the  VTP  client  mode  regardless  of  the
configured VTP domain membership.
Answer: ABD 
7. Which two locations can be configured as a source for the IOS image in the boot system command?
(Choose two.)
A. RAM
B. NVRAM
C. flash memory
D. HTTP server
E. TFTP server
F. Telnet server
Answer: CE