Cisco meilleur examen 640-802, questions et réponses

Passer le test Cisco 640-802, obtenir le Passport peut améliorer la perspective de votre carrière et vous apporter plus de chances à développer votre boulot. Pass4Test est un site très convenable pour les candidats de test Certification Cisco 640-802. Ce site peut offrir les informations plus nouvelles et aussi provider les bonnes chances à se former davantage. Ce sont les points essentiels pour votre succès de test Certification Cisco 640-802.

La grande couverture, la bonne qualité et la haute précision permettent le Pass4Test à avancer les autre sites web. Donc le Pass4Test est le meilleur choix et aussi l'assurance pour le succès de test Cisco 640-802.

Pass4Test peut offrir la facilité aux candidats qui préparent le test Cisco 640-802. Nombreux de candidats choisissent le Pass4Test à préparer le test et réussir finalement à la première fois. Les experts de Pass4Test sont expérimentés et spécialistes. Ils profitent leurs expériences riches et connaissances professionnelles à rechercher la Q&A Cisco 640-802 selon le résumé de test réel Cisco 640-802. Vous pouvez réussir le test à la première fois sans aucune doute.

Code d'Examen: 640-802
Nom d'Examen: Cisco (Cisco Certified Network Associate(CCNA))
Questions et réponses: 653 Q&As

Le test simulation Cisco 640-802 sorti par les experts de Pass4Test est bien proche du test réel. Nous sommes confiant sur notre produit qui vous permet à réussir le test Cisco 640-802 à la première fois. Si vous ne passe pas le test, votre argent sera tout rendu.

Il y a plusieurs de façons pour réussir le test Cisco 640-802, vous pouvez travailler dur et dépenser beaucoup d'argents, ou vous pouvez travailler plus efficacement avec moins temps dépensés.

640-802 Démo gratuit à télécharger: http://www.pass4test.fr/640-802.html

NO.1 Cisco Catalyst switches CAT1 and CAT2 have a connection between them using ports FA0/13. An 802.
1Q trunk is configured between the two switches. On CAT1, VLAN 10 is chosen as native, but on CAT2
the native VLAN is not specified.What will happen in this scenario?
A. 802.1Q giants frames could saturate the link.
B. VLAN 10 on CAT1 and VLAN 1 on CAT2 will send untagged frames.
C. A native VLAN mismatch error message will appear.
D. VLAN 10 on CAT1 and VLAN 1 on CAT2 will send tagged frames.
Answer: C

certification Cisco   640-802   640-802   640-802 examen   640-802 examen

NO.2 Data transfer is slow between the source and destination. The quality of service requested by the
transport layer in the OSI reference model is not being maintained. To fix this issue, at which layer should
the troubleshooting process begin?
A. presentation
B. session
C. transport
D. network
E. physical
Answer: D

Cisco   640-802   640-802   640-802 examen

NO.3 Refer to the exhibit.
Which WAN protocol is being used?
A. ATM
B. HDLC
C. Frame Relay
D. PPP
Answer: C

certification Cisco   640-802 examen   640-802   640-802 examen   640-802

NO.4 Your ISP has given you the address 223.5.14.6/29 to assign to your router's interface. They have also
given you the default gateway address of 223.5.14.7. After you have configured the address, the router is
unable to ping any remote devices. What is preventing the router from pinging remote devices?
A. The default gateway is not an address on this subnet.
B. The default gateway is the broadcast address for this subnet.
C. The IP address is the broadcast address for this subnet.
D. The IP address is an invalid class D multicast address.
Answer: B

Cisco   640-802 examen   certification 640-802

NO.5 When configuring a serial interface on a router, what is the default encapsulation?
A. atm-dxi
B. frame-relay
C. hdlc
D. lapb
E. ppp
Answer: C

Cisco   640-802   640-802 examen

NO.6 Which command would correctly configure a serial port on a router with the last usable host address in
the 192.216.32.32/29 subnet?
A. Router(config-if)# ip address 192.216.32.38 255.255.255.240
B. Router(config-if)# ip address 192.216.32.39 255.255.255.224
C. Router(config-if)# ip address 192.216.32.63 255.255.255.248
D. Router(config-if)# ip address 192.216.32.39 255.255.255.248
E. Router(config-if)# ip address 192.216.32.63 255.255.255.248
F. Router(config-if)# ip address 192.216.32.38 255.255.255.248
Answer: F

Cisco   certification 640-802   certification 640-802

NO.7 Which three options are valid WAN connectivity methods? (Choose three.)
A. PPP
B. WAP
C. HDLC
D. MPLS
E. L2TPv3
F. ATM
Answer: ACF

certification Cisco   640-802   640-802   640-802 examen   certification 640-802

NO.8 Which command displays CPU utilization?
A. show protocols
B. show process
C. show system
D. show version
Answer: B

Cisco   640-802   640-802

NO.9 What is the difference between a CSU/DSU and a modem?
A. A CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals
from a router to a leased line.
B. A CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals
from a router to a leased line.
C. A CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals
from a router to a phone line.
D. A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals
from a router to a phone line.
Answer: D

Cisco examen   640-802   640-802

NO.10 Which protocols are found in the network layer of the OSI reference model and are responsible for
path determination and traffic switching?
A. LAN
B. routing
C. WAN
D. network
Answer: B

Cisco examen   640-802 examen   certification 640-802   640-802 examen

NO.11 The network administrator has asked you to check the status of the workstation's IP stack by pinging the
loopback address. Which address would you ping to perform this task?
A. 10.1.1.1
B. 127.0.0.1
C. 192.168.0.1
D. 239.1.1.1
Answer: B

Cisco   640-802   640-802

NO.12 What must be set correctly when configuring a serial interface so that higher-level protocols calculate
the
best route?
A. bandwidth
B. delay
C. load
D. reliability
Answer: A

Cisco   640-802   640-802 examen   640-802   640-802 examen   640-802

NO.13 Which command is used to copy the configuration from RAM into NVRAM?
A. copy running-config startup-config
B. copy startup-config: running-config:
C. copy running config startup config
D. copy startup config running config
E. write terminal
Answer: A

Cisco   640-802   640-802   640-802

NO.14 Workstation A has been assigned an IP address of 192.0.2.24/28. Workstation B has been assigned an
IP address of 192.0.2.100/28. The two workstations are connected with a straight-through cable. Attempts
to ping between the hosts are unsuccessful. What two things can be done to allow communications
between the hosts? (Choose two.)
A. Replace the straight-through cable with a crossover cable.
B. Change the subnet mask of the hosts to /25.
C. Change the subnet mask of the hosts to /26.
D. Change the address of Workstation A to 192.0.2.15.
E. Change the address of Workstation B to 192.0.2.111.
Answer: AB

Cisco examen   640-802   640-802   640-802

NO.15 Which two addresses can be assigned to a host with a subnet mask of 255.255.254.0? (Choose two.)
A. 113.10.4.0
B. 186.54.3.0
C. 175.33.3.255
D. 26.35.2.255
E. 17.35.36.0
Answer: BD

Cisco   640-802   640-802   640-802   certification 640-802

NO.16 Which layer in the OSI reference model is responsible for determining the availability of the receiving
program and checking to see if enough resources exist for that communication?
A. transport
B. network
C. presentation
D. session
E. application
Answer: E

certification Cisco   certification 640-802   certification 640-802

NO.17 When troubleshooting a Frame Relay connection, what is the first step when performing a loopback
test?
A. Set the encapsulation of the interface to HDLC.
B. Place the CSU/DSU in local-loop mode.
C. Enable local-loop mode on the DCE Frame Relay router.
D. Verify that the encapsulation is set to Frame Relay.
Answer: A

Cisco   640-802   certification 640-802   640-802 examen   640-802

NO.18 A system administrator types the command to change the hostname of a router. Where on the Cisco
IFS is that change stored?
A. NVRAM
B. RAM
C. FLASH
D. ROM
E. PCMCIA
Answer: B

Cisco   640-802   certification 640-802

NO.19 Which command is used to see the path taken by packets across an IP network?
A. show ip route
B. show route
C. traceroute
D. trace ip route
Answer: C

Cisco   640-802 examen   640-802

NO.20 If IP routing is enabled, which two commands set the gateway of last resort to the default gateway?
(Choose two.)
A. ip default-gateway 0.0.0.0
B. ip route 172.16.2.1 0.0.0.0 0.0.0.0
C. ip default-network 0.0.0.0
D. ip default-route 0.0.0.0 0.0.0.0 172.16.2.1
E. ip route 0.0.0.0 0.0.0.0 172.16.2.1
Answer: CE

Cisco   certification 640-802   640-802   640-802 examen

NO.21 A network administrator must configure 200 switch ports to accept traffic from only the currently
attached host devices. What would be the most efficient way to configure MAC-level security on all these
ports?
A. Visually verify the MAC addresses and then telnet to the switches to enter the switchport-port security
mac-address command.
B. Have end users e-mail their MAC addresses. Telnet to the switch to enter the switchport-port security
mac-address command.
C. Use the switchport port-security MAC address sticky command on all the switch ports that have end
devices connected to them.
D. Use show mac-address-table to determine the addresses that are associated with each port and then
enter the commands on each switch for MAC address port-security.
Answer: C

Cisco   640-802   640-802

NO.22 When you are logged into a switch, which prompt indicates that you are in privileged mode?
A. %
B. @
C. >
D. $
E. #
Answer: E

certification Cisco   640-802 examen   640-802 examen

NO.23 The network default gateway applying to a host by DHCP is 192.168.5.33/28. Which option is the valid
IP address of this host?
A. 192.168.5.55
B. 192.168.5.47
C. 192.168.5.40
D. 192.168.5.32
E. 192.168.5.14
Answer: C

certification Cisco   certification 640-802   640-802

NO.24 Which command is used to debug a ping command?
A. debug icmp
B. debug ip icmp
C. debug tcp
D. debug packet
Answer: B

Cisco   640-802   640-802   640-802 examen

NO.25 Which command reveals the last method used to powercycle a router?
A. show reload
B. show boot
C. show running-config
D. show version
Answer: D

Cisco examen   640-802   640-802   640-802 examen   certification 640-802

NO.26 Which command would you configure globally on a Cisco router that would allow you to view directly
connected Cisco devices?
A. enable cdp
B. cdp enable
C. cdp run
D. run cdp
Answer: C

Cisco   640-802   640-802 examen

NO.27 Which command shows system hardware and software version information?
A. show configuration
B. show environment
C. show inventory
D. show platform
E. show version
Answer: E

certification Cisco   640-802   640-802

NO.28 Which command is used to load a configuration from a TFTP server and merge the configuration into
RAM?
A. copy running-config: TFTP:
B. copy TFTP: running-config
C. copy TFTP: startup-config
D. copy startup-config: TFTP:
Answer: B

certification Cisco   640-802 examen   640-802   certification 640-802   certification 640-802

NO.29 A company implements video conferencing over IP on their Ethernet LAN. The users notice that the
network slows down, and the video either stutters or fails completely. What is the most likely reason for
this?
A. minimum cell rate (MCR)
B. quality of service (QoS)
C. modulation
D. packet switching exchange (PSE)
E. reliable transport protocol (RTP)
Answer: B

Cisco examen   certification 640-802   certification 640-802   640-802   640-802 examen

NO.30 Which command is used to configure a default route?
A. ip route 172.16.1.0 255.255.255.0 0.0.0.0
B. ip route 172.16.1.0 255.255.255.0 172.16.2.1
C. ip route 0.0.0.0 255.255.255.0 172.16.2.1
D. ip route 0.0.0.0 0.0.0.0 172.16.2.1
Answer: D

Cisco examen   640-802   640-802 examen   certification 640-802   640-802

Choisir le produit fait avec tous efforts des experts de Pass4Test vous permet à réussir 100% le test Certification IT. Le produit de Pass4Test est bien certifié par les spécialistes dans l'Industrie IT. La haute qualité du produit Pass4Test ne vous demande que 20 heures pour préparer, et vous allez réussir le test Cisco 640-802 à la première fois. Vous ne refuserez jamais pour le choix de Pass4Test, parce qu'il symbole le succès.