Question 1

Refer to the exhibit. C-router is to be used as a "router-on-a-stick" to route between the VLANs. All the interfaces have been properly configured and IP routing is operational. The hosts in the VLANs have been configured with the appropriate default gateway. What is true about this configuration?

Accepted Answer

A)   These commands need to be added to the configuration: C-router(config) # router eigrp 123 C-router(config-router) # network 172.19.0.0
B)   C-router(config) # router ospf 1 C-router(config-router) # network 172.19.0.0 0.0.3.255 area 0
C)   C-router(config) # router rip
D)   No further routing configuration is required.

Question 2

An engineer must configure a WLAN using the strongest encryption type for WPA2-PSK. Which cipher fulfills the configuration requirement?

Accepted Answer

A)   WEP
B)   AES
C)   RC4
D)   TKIP

Question 3

Which statement correctly compares traditional networks and controller-based networks?

Accepted Answer

A)   Only controller-based networks decouple the control plane and the data plane.
B)   Traditional and controller-based networks abstract policies from device configurations.
C)   Only traditional networks natively support centralized management.
D)   Only traditional networks offer a centralized control plane.

Question 4

What benefit does controller-based networking provide versus traditional networking?

Accepted Answer

A)   allows configuration and monitoring of the network from one centralized point
B)   provides an added layer of security to protect from DDoS attacks
C)   combines control and data plane functionality on a single device to minimize latency
D)   moves from a two-tier to a three-tier network architecture to provide maximum redundancy

Question 5

Which WAN access technology is preferred for a small office / home office architecture?

Accepted Answer

A)   broadband cable access
B)   frame-relay packet switching
C)   dedicated point-to-point leased line
D)   Integrated Services Digital Network switching

Question 6

Which action does the router take as it forwards a packet through the network?

Accepted Answer

A)   The router encapsulates the original packet and then includes a tag that identifies the source router MAC address and transmits it transparently to the destination.
B)   The router encapsulates the source and destination IP addresses with the sending router IP address as the source and the neighbor IP address as the destination.
C)   The router replaces the original source and destination MAC addresses with the sending router MAC address as the source and neighbor MAC address as the destination.
D)   The router replaces the source and destination labels with the sending router interface label as a source and the next hop router label as a destination.

Question 7

Refer to the exhibit. If configuring a static default route on the router with the ip route 0.0.0.0 0.0.0.0 10.13.0.1 120 command, how does the router respond?

Accepted Answer

A)   It starts sending traffic without a specific matching entry in the routing table to GigabitEthernet0/1.
B)   It immediately replaces the existing OSPF route in the routing table with the newly configured static route.
C)   It starts load-balancing traffic between the two default routes.
D)   It ignores the new static route until the existing OSPF default route is removed.

Question 8

Refer to the exhibit. After you apply the given configurations to R1 and R2 you notice that OSPFv3 fails to start.

Accepted Answer

A)   The area numbers on R1 and R2 are mismatched
B)   The IPv6 network addresses on R1 and R2 are mismatched
C)   The autonomous system numbers on R1 and R2 are mismatched
D)   The router ids on R1 and R2 are mismatched

Question 9

An office has 8 floors with approximately 30-40 users per floor. One subnet must be used. Which command must be configured on the router Switched Virtual Interface to use address space efficiently?

Accepted Answer

A)   ip address 192.168.0.0 255.255.0.0
B)   ip address 192.168.0.0 255.255.254.0
C)   ip address 192.168.0.0 255.255.255.128
D)   ip address 192.168.0.0 255.255.255.224

Question 10

What are two descriptions of three-tier network topologies? (Choose two.)

Accepted Answer

A)   The distribution layer runs Layer 2 and Layer 3 technologies
B)   The network core is designed to maintain continuous connectivity when devices fail
C)   The access layer manages routing between devices in different domains
D)   The core layer maintains wired connections for each host
E)   The core and distribution layers perform the same functions

Question 11

A user configured OSPF in a single area between two routers. A serial interface connecting R1 and R2 is running encapsulation PPP. By default, which OSPF network type is seen on this interface when the user types show ip ospf interface on R1 or R2?

Accepted Answer

A)   nonbroadcast
B)   point-to-point
C)   point-to-multipoint
D)   broadcast

Question 12

A manager asks a network engineer to advise which cloud service models are used so employees do not have to waste their time installing, managing, and updating software that is only used occasionally. Which cloud service model does the engineer recommend?

Accepted Answer

A)   infrastructure-as-a-service
B)   platform-as-a-service
C)   business process as service to support different types of service
D)   software-as-a-service

Question 13

Refer to the exhibit. The network administrator wants VLAN 67 traffic to be untagged between Switch 1 and Switch 2, while all other VLANs are to remain tagged. Which command accomplishes this task?

Accepted Answer

A)   switchport access vlan 67
B)   switchport trunk allowed vlan 67
C)   switchport private-vlan association host 67
D)   switchport trunk native vlan 67

Question 14

Which feature on the Cisco Wireless LAN Controller when enabled restricts management access from specific networks?

Accepted Answer

A)   TACACS
B)   CPU ACL
C)   Flex ACL
D)   RADIUS

Question 15

The OSPF Hello protocol performs which of the following tasks? (Choose two.)

Accepted Answer

A)   It provides dynamic neighbor discovery.
B)   It detects unreachable neighbors in 90 second intervals.
C)   It maintains neighbor relationships.
D)   It negotiates correctness parameters between neighboring interfaces.
E)   It uses timers to elect the router with the fastest links as the designated router.F)  It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF.

Question 16

Refer to the exhibit. Router R2 is configured with multiple routes to reach network 10.1.1.0/24 from router R1. Which path is chosen by router R2 to reach the destination network 10.1.1.0/24?

Accepted Answer

A)   static
B)   EIGRP
C)   eBGP
D)   OSPF

Question 17

If a notice-level message is sent to a syslog server, which event has occurred?

Accepted Answer

A)   A network device has restarted.
B)   A debug operation is running.
C)   A routing instance has flapped.
D)   An ARP inspection has failed.

Question 18

What are two functions of a Layer 2 switch? (Choose two.)

Accepted Answer

A)   acts as a central point for association and authentication servers
B)   selects the best route between networks on a WAN
C)   moves packets within a VLAN
D)   moves packets between different VLANs
E)   makes forwarding decisions based on the MAC address of a packet

Question 19

Which type of authentication and encryption does SNMPv3 use at the authPriv security level?

Accepted Answer

A)   username authentication with MD5 or SHA encryption
B)   MD5 or SHA authentication with DES encryption
C)   username authentication with DES encryption
D)   DES authentication with MD5 or SHA encryption

Question 20

Refer to the exhibit. Which action do the switches take on the trunk link?

Accepted Answer

A)   The trunk does not form, and the ports go into an err-disabled status.
B)   The trunk forms, but the mismatched native VLANs are merged into a single broadcast domain.
C)   The trunk forms, but VLAN 99 and VLAN 999 are in a shutdown state.
D)   The trunk does not form, but VLAN 99 and VLAN 999 are allowed to traverse the link.

Exam 4: Cisco Certified Network Associate (CCNA)

Which feature on the Cisco Wireless LAN Controller when enabled restricts management access from specific networks?

Correct AnswerverifiedShow Answer

Which type of authentication and encryption does SNMPv3 use at the authPriv security level?

Correct AnswerverifiedShow Answer

Which WAN access technology is preferred for a small office / home office architecture?

Correct AnswerverifiedShow Answer

If a notice-level message is sent to a syslog server, which event has occurred?

Correct AnswerverifiedShow Answer

An engineer must configure a WLAN using the strongest encryption type for WPA2-PSK. Which cipher fulfills the configuration requirement?

Correct AnswerverifiedShow Answer

An office has 8 floors with approximately 30-40 users per floor. One subnet must be used. Which command must be configured on the router Switched Virtual Interface to use address space efficiently?

Correct AnswerverifiedShow Answer

What are two functions of a Layer 2 switch? (Choose two.)

Correct AnswerverifiedShow Answer

Which action does the router take as it forwards a packet through the network?

Correct AnswerverifiedShow Answer

Refer to the exhibit. Router R2 is configured with multiple routes to reach network 10.1.1.0/24 from router R1. Which path is chosen by router R2 to reach the destination network 10.1.1.0/24?

Correct AnswerverifiedShow Answer

A user configured OSPF in a single area between two routers. A serial interface connecting R1 and R2 is running encapsulation PPP. By default, which OSPF network type is seen on this interface when the user types show ip ospf interface on R1 or R2?

Correct AnswerverifiedShow Answer

Refer to the exhibit. The network administrator wants VLAN 67 traffic to be untagged between Switch 1 and Switch 2, while all other VLANs are to remain tagged. Which command accomplishes this task?

Correct AnswerverifiedShow Answer

Refer to the exhibit. After you apply the given configurations to R1 and R2 you notice that OSPFv3 fails to start.

Correct AnswerverifiedShow Answer

A manager asks a network engineer to advise which cloud service models are used so employees do not have to waste their time installing, managing, and updating software that is only used occasionally. Which cloud service model does the engineer recommend?

Correct AnswerverifiedShow Answer

Which statement correctly compares traditional networks and controller-based networks?

Correct AnswerverifiedShow Answer

What are two descriptions of three-tier network topologies? (Choose two.)

Correct AnswerverifiedShow Answer

The OSPF Hello protocol performs which of the following tasks? (Choose two.)

Correct AnswerverifiedShow Answer

Refer to the exhibit. Which action do the switches take on the trunk link?

Correct AnswerverifiedShow Answer

What benefit does controller-based networking provide versus traditional networking?

Correct AnswerverifiedShow Answer

Refer to the exhibit. C-router is to be used as a "router-on-a-stick" to route between the VLANs. All the interfaces have been properly configured and IP routing is operational. The hosts in the VLANs have been configured with the appropriate default gateway. What is true about this configuration?

Correct AnswerverifiedShow Answer

Refer to the exhibit. If configuring a static default route on the router with the ip route 0.0.0.0 0.0.0.0 10.13.0.1 120 command, how does the router respond?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified