What’s Up With CCNA 4, Final Exam - B
The quiz below is CCNA 4, Final Exam – B and it is just like its predecessor. It has the most up to date question and style for the CCNA exams give it a shot and see if you stand a chance of failing come exam time. All the best and believe in your preparation.
- 1.Which circumstance would result in an enterprise deciding to implement a corporate WAN?
- A.
When its employees become distributed across many branch locations
- B.
When the network will span multiple buildings
- C.
When the number of employees exceeds the capacity of the LAN
- D.
When the enterprise decides to secure its corporate LAN
- 2.What are two types of WAN providers? (Choose two.)
- A.
DNS servers
- B.
Satellite service
- C.
web hosting service
- D.
Telephone company
- E.
Internet search engine service
- F.
Internet search engine service
- 3.Which two types of devices are specific to WAN environments and are not found on a LAN? (Choose two.)
- A.
Access layer switch
- B.
Broadband modem
- C.
Core switch
- D.
CSU/DSU
- E.
Distribution layer router
- 4.What is a feature of dense wavelength-division multiplexing (DWDM) technology?
- A.
It enables bidirectional communications over one strand of fiber.
- B.
It replaces SONET and SDH technologies.
- C.
It provides Layer 3 support for long distance data communications.
- D.
It provides a 10 Gb/s multiplexed signal over analog copper telephone lines.
- 5.What is a disadvantage of ATM compared to Frame Relay?
- A.
Less efficient
- B.
Lacks SVC support
- C.
Does not scale well to provide high speed WAN connections
- D.
Requires multiple interfaces on the edge router to support multiple VCs
- 6.Which WAN solution uses labels to identify the path in sending packets through a provider network?
- A.
Cable
- B.
DSL
- C.
Frame Relay
- D.
MPLS
- E.
VSAT
- 7.An intercity bus company wants to offer constant Internet connectivity to the users traveling on the buses. Which two types of WAN infrastructure would meet the requirements? (Choose two.)
- A.
Private infrastructure
- B.
Public infrastructure
- C.
Dedicated
- D.
Circuit-switched
- E.
Cellular
- 8.What device is needed at a central office to aggregate many digital subscriber lines from customers?
- A.
CMTS
- B.
DSLAM
- C.
CSU/DSU
- D.
Access server
- 9.A corporation is searching for an easy and low cost solution to provide teleworkers with a secure connection to headquarters. Which solution should be selected?
- A.
Dial-up connection
- B.
Leased line connection
- C.
Site-to-site VPN over the Internet
- D.
Remote access VPN over the Internet
- 10.What is the maximum number of DS0 channels in a 1.544 Mbps T1 line?
- A.
2
- B.
12
- C.
24
- D.
28
- 11.Refer to the exhibit. What type of Layer 2 encapsulation will be used for RtrA connection D if it is left to the default and the router is a Cisco router?
- A.
Ethernet
- B.
Frame Relay
- C.
HDLC
- D.
PPP
- 12.Which two functions are provided by the NCP during a PPP connection? (Choose two.)
- A.
Identifying fault conditions for the PPP link
- B.
Providing multilink capabilities over the PPP link
- C.
Bringing the network layer protocol or protocols up and down
- D.
Enhancing security by providing callback over PPP
- E.
Negotiating options for the IP protocol
- F.
Managing authentication of the peer routers of the PPP link
- 13.What PPP information will be displayed if a network engineer issues the show ppp multilink command on Cisco router?
- A.
The link LCP and NCP status
- B.
The queuing type on the link
- C.
The IP addresses of the link interfaces
- D.
The serial interfaces participating in the multilink
- 14.Refer to the exhibit. Which statement describes the status of the PPP connection?
- A.
Only the link-establishment phase completed successfully.
- B.
Only the network-layer phase completed successfully.
- C.
Neither the link-establishment phase nor the network-layer phase completed successfully.
- D.
Both the link-establishment and network-layer phase completed successfully.
- 15.A network administrator is configuring a PPP link with the commands:R1(config-if)# encapsulation ppp R1(config-if)# ppp quality 70What is the effect of these commands?
- A.
The PPP link will be closed down if the link quality drops below 70 percent.
- B.
The NCP will send a message to the sending device if the link usage reaches 70 percent.
- C.
The LCP establishment phase will not start until the bandwidth reaches 70 percent or more.
- D.
The PPP link will not be established if more than 30 percent of options cannot be accepted.
- 16.How does virtualization help with disaster recovery within a data center?
- A.
Power is always provided.
- B.
Less energy is consumed.
- C.
Server provisioning is faster.
- D.
Hardware does not have to be identical.
- 17.Which broadband solution is appropriate for a home user who needs a wired connection not limited by distance?
- A.
Cable
- B.
DSL
- C.
WiMax
- D.
ADSL
- 18.What is the protocol that provides ISPs the ability to send PPP frames over DSL networks?
- A.
PPPoE
- B.
CHAP
- C.
ADSL
- D.
LTE
- 19.In software defined network architecture, what function is removed from network devices and performed by an SDN controller?
- A.
Control plane
- B.
Data plane
- C.
Security
- D.
Application policies
- 20.What would a network administrator expect the routing table of stub router R1 to look like if connectivity to the ISP was established via a PPPoE configuration?
- A.
192.168.1.0/32 is subnetted, 2 subnettedC 192.168.1.1 is directly connected, Dialer1C 192.168.1.2 is directly connected, Dialer2
- B.
S* 0.0.0.0/0 is directly connected, Dialer1
- C.
192.168.1.0/32 is subnetted, 2 subnettedC 192.168.1.1 is directly connected, Dialer
- D.
S* 0.0.0.0/0 is directly connected, Dialer1 192.168.1.0/32 is subnetted, 2 subnettedC 192.168.1.1 is directly connected, Dialer1C 192.168.1.2 is directly connected, Dialer1
- 21.What is a benefit of implementing a Dynamic Multipoint VPN network design?
- A.
A DMVPN will use an encrypted session and does not require IPsec.
- B.
A DMVPN uses a Layer 3 protocol, NHRP, to dynamically establish tunnels.
- C.
A DMVPN will support remote peers by providing a mapping database of public IP addresses to each one.
- D.
A DMVPN uses mGRE to create multiple GRE interfaces that each support a single VPN tunnel.
- 22.Which remote access implementation scenario will support the use of generic routing encapsulation tunneling?
- A.
A mobile user who connects to a router at a central site
- B.
A branch office that connects securely to a central site
- C.
A mobile user who connects to a SOHO site
- D.
a central site that connects to a SOHO site without encryption
- 23.Refer to the exhibit. All routers are successfully running the BGP routing protocol. How many routers must use EBGP in order to share routing information across the autonomous systems?
- A.
2
- B.
3
- C.
4
- D.
5
- 24.Which statement describes a characteristic of standard IPv4 ACLs?
- A.
They are configured in the interface configuration mode.
- B.
They filter traffic based on source IP addresses only.
- C.
They can be created with a number but not with a name.
- D.
They can be configured to filter traffic based on both source IP addresses and source ports.
- 25.Which three values or sets of values are included when creating an extended access control list entry? (Choose three.)
- A.
Access list number between 1 and 99
- B.
Access list number between 100 and 199
- C.
Default gateway address and wildcard mask
- D.
Destination address and wildcard mask
- E.
Source address and wildcard mask
- F.
Source subnet mask and wildcard mask
- G.
Destination subnet mask and wildcard mask
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