Questão 1
Questão
Which two statements about TACACS+ are true? (Choose two.)
Responda
-
It can run on a UNIX server.
-
It authenticates against the user database on the local device.
-
It is more secure than AAA authentication.
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It is enabled on Cisco routers by default.
-
It uses a managed database
Questão 2
Questão
About statement of HDLC IP address. (Choose Three)
Responda
-
It is local for the interface
-
It became default route after network reduce
-
It is in the same subnet address with other interfaces
Questão 3
Questão
Disadvantages of using proxy ARP:
Questão 4
Questão
Voice dsp value (never heard of this either)
incomplete answer choices:
Expedited Forwarding (EF), 46, 101110
Questão 5
Questão
Which version of SNMP first allowed user-based access?
Responda
-
SNMPv3 with RBAC
-
SNMPv3
-
SNMPv1
-
SNMPv2
Questão 6
Questão
Which type of topology is required by DMVPN?
Responda
-
ring
-
full mesh
-
hub-and-spoke
-
partial mesh
Questão 7
Questão
What is the first step you perform to configure an SNMPv3 user?
Responda
-
Configure server traps.
-
Configure the server group
-
Configure the server host.
-
Configure the remote engine ID.
Questão 8
Questão
How can you disable DTP on a switch port?
Responda
-
Configure the switch port as a trunk.
-
Add an interface on the switch to a channel group.
-
Change the operational mode to static access.
-
Change the administrative mode to access.
Questão 9
Questão
Which two statement about proxy ARP are true ? choose two
Responda
-
It is supported on networks without ARP.
-
It allows machines to spoof packets.
-
It requires larger ARP tables.
-
It reduces the amount of ARP traffic.
Questão 10
Questão
Which feature can you use to restrict SNMP queries to s specific OID tree?
Responda
-
server group
-
An access group
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A community
-
A view record
Questão 11
Questão
Which configuration enables OSPF for network 192.168.1.0/24
Responda
-
router ospf 1
Area 0 virtual-link 192.168.1.0
-
router ospf 1
Network 192.168.1.0 255.255.255.0 area 0
-
router ospf
Router-id 192.168.1.0
-
router ospf 1
Neighbor 192.168.1.0
Questão 12
Questão
Which three options are types of slow VLAN connectivity? (Choose three.)
Responda
-
slow inter-VLAN connectivity
-
slow collision domain connectivity
-
slow broadcast domain
-
slow default gateway connectivity
-
slow application domain connectivity
-
slow routing domain connectivity
Questão 13
Questão
Which type does a port become when it receives the best BPDU on a bridge?
Responda
-
The backup port
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The alternate port
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The root port
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The designated port
Questão 14
Questão
Which statement about VLAN configuration is true?
Responda
-
Dynamic inter-VLAN routing is supported on VLAN 2 through VLAN 4064
-
A switch in VTP transparent mode saves the VLAN database to the running configuration only
-
The switch must be in the VTP server or transparent mode before you configure a VLAN
-
The switch must be in config-vlan mode before you configure an extended VLAN
Questão 15
Questão
Which statement about the IP SLAs ICMP Echo operation is true?
Responda
-
It is used to identify the best source interface from which to send traffic to a destination
-
It is configured in enable mode
-
It is used to determine the one-way delay between devices
-
The frequency of the operation is specified in milliseconds
Questão 16
Questão
Which WAN technology uses labels to make decisions about data forwarding?
Responda
-
Frame Relay
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MPLS
-
VSAT
-
Metro Ethernet
-
ISDN
Questão 17
Questão
Which two statements about the spanning-tree bridge ID are true? (Choose two
Responda
-
The bridge ID is transmitted in the IP header to elect the root bridge
-
The bridge priority must be incremented in blocks of 4096
-
It is composed of an 8-bit bridge priority and a 16-bit system ID extension
-
The system ID extension is a value between 1 and 4095
-
It is composed of a 4-bit bridge priority and a 12-bit system ID extension
Questão 18
Questão
After you configure a new router to connect to a host through the GigabitEthernet0/0 port of the router, you log in to the router and observe that the new link is down. Which action corrects the problem?
Responda
-
Configure the host to use R1 as the default gateway
-
Use a straight through cable between the host and R1
-
Use a crossover cable between the host and R1
-
Use a rollover cable between the host and R1
Questão 19
Questão
Which value can you modify to configure a specific interface as the preferred forwarding interface?
Responda
-
The VLAN priority
-
The interface number
-
The hello time
-
The port priority
Questão 20
Questão
Which VLAN bridge priority value is assigned by the set spantree root command?
Questão 21
Questão
Routers R1 and R2 are on the same network segment, and both routers use interface GigabitEthernet0/0. If R1 loses communication to R2, which two items should you check as you begin troubleshooting? (Choose two.)
Responda
-
Verify the R1 and R2 both are using HDLC encapsulation
-
Verify that the R1 GigabitEthernet0/0 interface is up and the line protocol is down
-
Verify that the R1 GigabitEthernet0/0 interface is up and the line protocol is up
-
Verify that the GigabitEthernet0/0 interfaces on R1 and R2 are configured with the same subnet mask
-
Verify that R2 is using 802.1q encapsulation
Questão 22
Questão
Which purpose of the network command in OSPF configuration mode is true?
Responda
-
It defines a wildcard mask to identify the size of the network.
-
It defines the area ID.
-
It defines the network by its classful entry.
-
It defines which networks are used for virtual links.
Questão 23
Questão
Which STP stability mechanism is used to prevent a rogue switch from becoming the root switch?
Responda
-
Source Guard
-
BPDU guard
-
root guard
-
loop guard
Questão 24
Questão
Which three checks must you perform when troubleshooting EIGRPv6 adjacencies? (Choose three.)
Responda
-
Verify that IPv6 is enabled.
-
Verify that the network command has been configured.
-
Verify that auto summary is enabled.
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Verify that the interface is up.
-
Verify that an IPv4 address has been configured.
-
Verify that the router ID has been configured.
Questão 25
Questão
Which two actions must you take to configure a PAgP EtherChannel between two switches, S1 and S2? (Choose two.)
Responda
-
Configure the channel-group 1 mode auto command on S1.
-
Configure the channel-group 1 mode desirable command on S2.
-
Configure the channel-group 1 mode active command on S2.
-
Configure the channel-group 1 mode on command on S2.
-
Configure the channel-group 1 mode active command on S1.
Questão 26
Questão
Which Routing protocols are compatible with stubs?
Responda
-
OSPF
-
EIGRP
-
EBGP
-
BGP
-
IS_IS
-
RIP
Questão 27
Questão
Whats the minimum command to turn on encryption on SNMP?
Responda
-
SNMPV3authpriv
-
SMNPV3authnopriv
-
SNMPV3noauthpriv
-
SMNPV2authnopriv
-
SNMPV2NOAUTHPRIV
-
SNMPV2AUTHNOPRIV
Questão 28
Questão
What’s DTP’s default in a switch?
Responda
-
ON
-
OFF
-
Dynamic auto
-
Dynamic desirable
Questão 29
Questão
What about HSRP IP Address is true?
Responda
-
if its part of the LAN
-
Part of all other networks
-
Local to the interface
-
Appears in the routing table
-
acts as default route for that interface
Questão 30
Questão
Which statement about slow inter VLAN forwarding is true?
Responda
-
The VLAN is experiencing slowness in the point-to-point collisionless connection.
-
The VLANs are experiencing slowness because multiple devices are connected to the same hub.
-
The local VLAN is working normally, but traffic to the alternate VLAN is forwarded slower than expected.
-
The entire VLAN is experiencing slowness.
-
The VLANs are experiencing slowness due to a duplex mismatch.
Questão 31
Questão
Which identification number is valid for an extended ACL?
Questão 32
Questão
Which statement about the IP SLAs ICMP Echo operation is true?
Responda
-
The frequency of the operation .s specified in milliseconds.
-
It is used to identify the best source interface from which to send traffic.
-
It is configured in enable mode.
-
It is used to determine the frequency of ICMP packets.
Questão 33
Questão
Which Cisco platform can verify ACLs?
Questão 34
Questão
Which component of the Cisco SDN solution serves as the centralized managementsystem?
Responda
-
Cisco OpenDaylight
-
Cisco ACI
-
Cisco APIC
-
Cisco IWAN
Questão 35
Questão
What is the default VLAN on an access port?
Questão 36
Questão
Which part of the PPPoE server configuration contains the information used to assign an IP address to a PPPoE client?
Questão 37
Questão
Which spanning-tree feature places a port immediately into a forwarding stated?
Responda
-
BPDU guard
-
PortFast
-
loop guard
-
UDLD
-
Uplink Fast
Questão 38
Questão
Which EIGRP for IPv6 command can you enter to view the link-local addresses of the neighbors of a device?
Questão 39
Questão
Which two circumstances can cause collision domain issues on VLAN domain? (Choose two.)
Responda
-
duplex mismatches on Ethernet segments in the same VLAN
-
multiple errors on switchport interfaces
-
congestion on the switch inband path
-
a failing NIC in an end device
-
an overloaded shared segment
Questão 40
Questão
What is a difference between TACACS+ and RADIUS in AAA?
Responda
-
Only TACACS+ allows for separate authentication.
-
Only RADIUS encrypts the entire access-request packet.
-
Only RADIUS uses TCP.
-
Only TACACS+ couples authentication and authorization.
Questão 41
Questão
Which statement about DTP is true?
Questão 42
Questão
Which option describes how a switch in rapid PVST+ mode responds to a topology change?
Responda
-
It immediately deletes dynamic MAC addresses that were learned by all ports on the switch.
-
It sets a timer to delete all MAC addresses that were learned dynamically by ports in the same STP instance.
-
It sets a timer to delete dynamic MAC addresses that were learned by all ports on the switch.
-
It immediately deletes all MAC addresses that were learned dynamically by ports in the same STP instance.
Questão 43
Questão
Which option describes the purpose of traffic policing?
Responda
-
It prioritizes routing protocol traffic.
-
It remarks traffic that is below the CIR
-
It drops traffic that exceeds the CIR.
-
It queues and then transmits traffic that exceeds the CIR.
Questão 44
Questão
Which two components are used to identify a neighbor in a BGP configuration? (Choose two.)
Responda
-
autonomous system number
-
version number
-
router ID
-
subnet mask
-
IP address
Questão 45
Questão
Which protocol authenticates connected devices before allowing them to access the LAN?
Responda
-
802.1d
-
802.11
-
802.1w
-
802.1x
Questão 46
Questão
Which feature can you use to monitor traffic on a switch by replicating it to another port or ports on the same switch?
Responda
-
copy run start
-
traceroute
-
the ICMP Echo IP SLA
-
SPAN
Questão 47
Questão
Which option describes a difference between EIGRP for IPv4 and IPv6?
Responda
-
Only EIGRP for IPv6 advertises all connected networks.
-
Only EIGRP for IPv6 requires a router ID to be configured under the routing process
-
AS numbers are configured in EIGRP but not in EIGRPv3.
-
Only EIGRP for IPv6 is enabled in the global configuration mode.
Questão 48
Questão
Which option is the benefit of implementing an intelligent DNS for a cloud computing solution?
Responda
-
It reduces the need for a backup data center.
-
It can redirect user requests to locations that are using fewer network resources.
-
It enables the ISP to maintain DNS records automatically.
-
It eliminates the need for a GSS.
Questão 49
Questão
Which option is a benefit of switch stacking?
Responda
-
It provides redundancy with no impact on resource usage.
-
It simplifies adding and removing hosts.
-
It supports better performance of high-needs applications.
-
It provides higher port density with better resource usage.
Questão 50
Questão
Which statement about MPLS is true?
Questão 51
Questão
Which statement about named ACLs is true?
Responda
-
They support standard and extended ACLs
-
They are used to filter usernames and passwords for Telnet and SSH.
-
They are used to filter Layer 7 traffic.
-
They support standard ACLs only.
-
They are used to rate limit traffic destined to targeted networks.
Questão 52
Questão
While troubleshooting a switch, you executed the show interface port-channel 1 etherchannel command and it returned this output. Which information is provided by the Load value?
Responda
-
the percentage of use of the link
-
the preference of the link
-
the session count of the link
-
the number source-destination pairs on the link
Questão 53
Questão
Which type of interface can negotiate an IP address for a PPPoE client?
Responda
-
Ethernet
-
Dialer
-
serial
-
Frame Relay
Questão 54
Questão
Which configuration can you apply to enable encapsulation on a subinterface?
Responda
-
interface FastEthernet 0/0
encapsulation dot1Q 30
Ip address 10.1.1.30 255.255.255.0
-
interface FastEthernet 0/0.30
ip address 10.1.1.30 255.255.255.0
-
interface FastEthernet 0/0.30
description subinterface vlan 30
-
interface FastEthernet 0/0.30
encapsulation dot1Q 30
ip address 10.1.1.30 255.255.255.0
Questão 55
Questão
Which statement about QoS default behavior is true?
Responda
-
Ports are untrusted by default.
-
VoIP traffic is passed without being tagged.
-
Video traffic is passed with a well-known DSCP value of 46.
-
Packets are classified internally with an environment.
-
Packets that arrive with a tag are untagged at the edge of an administrative domain.
Questão 56
Questão
At the end of an RSTP election process, which access layer switch port will assume thediscarding role?
Responda
-
Switch3, port fa0/1
-
Switch3, port fa0/12
-
Switch4, port fa0/11
-
Switch4, port fa0/2
-
Switch3, port Gi0/1
-
Switch3, port Gi0/2
Questão 57
Questão
The network is converged. After link-state advertisements are received from Router_A, what information will Router_E contain in its routing table for the subnets 208.149.23.64 and 208.149.23.96?
Responda
-
O 208.149.23.64 [110/13] via 190.173.23.10, 00:00:07, FastEthernet 0/0
208.149.23.96 [110/13] via 190.173.23.10, 00:00:16, FastEthernet 0/0
-
O 208.149.23.64 [110/1] via 190.172.23.10, 00:00:07, Serial 1/0
208.149.23.96 [110/3] via 190.173.23.10, 00:00:16, FastEthernet 0/0
-
O 208.149.23.64 [110/13] via 190.172.23.10, 00:00:07, Serial 1/0
208.149.23.96 [110/13] via 190.172.23.10, 00:00:16, Serial 1/0
208.149.23.96 [110/13] via 190.173.23.10, 00:00:16, FastEthernet 0/0
-
O 208.149.23.64 [110/3] via 190.172.23.10, 00:00:07, Serial 1/0
208.149.23.96 [110/3] via 190.172.23.10, 00:00:16, Serial 1/0
Questão 58
Questão
Based on the exhibited routing table, how will packets from a host within the
192.168.10.192/26 LAN be forwarded to 192.168.10.1?
Responda
-
The router will forward packets from R3 to R2 to R1.
-
The router will forward packets from R3 to R1 to R2
-
The router will forward packets from R3 to R2 to R1 AND from R3 to R1
-
The router will forward packets from R3 to R1.
Questão 59
Questão
What are two enhancements that OSPFv3 supports over OSPFv2? (Choose two.)
Responda
-
It requires the use of ARP.
-
It can support multiple IPv6 subnets on a single link.
-
It supports up to 2 instances of OSPFv3 over a common link.
-
It routes over links rather than over networks.
Questão 60
Questão
Which protocol is an open standard protocol framework that is commonly used in VPNs, to provide secure end-to-end communications?
Questão 61
Questão
Host X and host Y are connected through the respective Gigabit Ethernet ports, but host X is unable to communicate with host Y. Which option is the most probable reason for the problem?
Responda
-
Host Y is using a network ID as its IP address
-
Host Y is using an invalid IP address and subnet mask
-
Host X is using a broadcast address as its IP address
-
Host X is using an invalid subnet mask
Questão 62
Questão
Don’t the have question
Responda
-
Dev1(config)# bba-group pppoe bba 1.
-
Dev1(config-if)# pppoe-client dial-pool-number 1
-
Dev1(config-if)# pppoe enable group bba1.
-
Dev1(config-if)# pppoe enable.
Questão 63
Questão
You enter the show ipv6 route command on an OSPF device and the device displays a route. Which conclusion can you draw about the environment?
Responda
-
OSPF is distributing IPv6 routes to BGP
-
The router is designed as an ASR
-
The router is designed as totally stubby
-
OSPFv3 is in use