CCNA4 Practice Final - Online Assessment
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CCNA4 Practice Final – Online Assessment
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- Question 1 of 53
1. Question
Which two components of a WAN would more likely be used by an ISP? (Choose two.)CorrectIncorrect - Question 2 of 53
2. Question
What are two advantages of packet switching over circuit switching? (Choose two.)CorrectIncorrect - Question 3 of 53
3. Question
What are two common types of circuit-switched WAN technologies? (Choose two.)CorrectIncorrect - Question 4 of 53
4. Question
Under which two categories of WAN connections does Frame Relay fit? (Choose two.)CorrectIncorrect - Question 5 of 53
5. Question
Which WAN technology is capable of transferring voice and video traffic by utilizing a fixed payload of 48 bytes for every frame?CorrectIncorrect - Question 6 of 53
6. Question
Which type of long distance telecommunication technology provides point-to-point connections and cellular access?CorrectIncorrect - Question 7 of 53
7. Question
A small law firm wants to connect to the Internet at relatively high speed but with low cost. In addition, the firm prefers that the connection be through a dedicated link to the service provider. Which connection type should be selected?CorrectIncorrect - Question 8 of 53
8. Question
Refer to the exhibit. What type of Layer 2 encapsulation will be used for connection D on the basis of this configuration on a newly installed router:
RtrA(config)# interface serial0/0/0
RtrA(config-if)# ip address 128.107.0.2 255.255.255.252
RtrA(config-if)# no shutdown
CCNA4 v6.0 Practice Final Exam 003
CorrectIncorrect - Question 9 of 53
9. Question
Which two protocols in combination should be used to establish a link with secure authentication between a Cisco and a non-Cisco router? (Choose two.)CorrectIncorrect - Question 10 of 53
10. Question
Which statement is true about NCP?CorrectIncorrect - Question 11 of 53
11. Question
Refer to the exhibit. Which three steps are required to configure Multilink PPP on the HQ router? (Choose three.)
CCNA4 v6.0 Practice Final Exam 007
CorrectIncorrect - Question 12 of 53
12. Question
A network engineer is troubleshooting the failure of CHAP authentication over a PPP WAN link between two routers. When CHAP authentication is not included as part of the interface configuration on both routers, communication across the link is successful. What could be causing CHAP to fail?CorrectIncorrect - Question 13 of 53
13. Question
Which statement describes the difference between CHAP and PAP in PPP authentication?CorrectIncorrect - Question 14 of 53
14. Question
A technician at a remote location is troubleshooting a router and has emailed partial debug command output to a network engineer at the central office. The message that is received by the engineer only contains a number of LCP messages that relate to a serial interface. Which WAN protocol is being used on the link?CorrectIncorrect - Question 15 of 53
15. Question
Which DSL technology provides higher downstream bandwidth to the user than upstream bandwidth?CorrectIncorrect - Question 16 of 53
16. Question
Which communication protocol allows the creation of a tunnel through the DSL connection between the customer router and the ISP router to send PPP frames?CorrectIncorrect - Question 17 of 53
17. Question
Which group of APIs are used by an SDN controller to communicate with various applications?CorrectIncorrect - Question 18 of 53
18. Question
Which two technologies are core components of Cisco ACI architecture? (Choose two.)CorrectIncorrect - Question 19 of 53
19. Question
Two corporations have just completed a merger. The network engineer has been asked to connect the two corporate networks without the expense of leased lines. Which solution would be the most cost effective method of providing a proper and secure connection between the two corporate networks?CorrectIncorrect - Question 20 of 53
20. Question
When GRE is configured on a router, what do the tunnel source and tunnel destination addresses on the tunnel interface refer to?CorrectIncorrect - Question 21 of 53
21. Question
Open the PT Activity. Perform the tasks in the activity instructions and then answer the question.
What problem is preventing the hosts from communicating across the VPN tunnel?
CorrectIncorrect - Question 22 of 53
22. Question
Which routing protocol is used to exchange routing information between autonomous systems on the Internet?CorrectIncorrect - Question 23 of 53
23. Question
Refer to the exhibit. For which autonomous system would running BGP not be appropriate?
CorrectIncorrect - Question 24 of 53
24. Question
What two functions describe uses of an access control list? (Choose two.)CorrectIncorrect - Question 25 of 53
25. Question
A network administrator is explaining to a junior colleague the use of the lt and gt keywords when filtering packets using an extended ACL. Where would the lt or gt keywords be used?CorrectIncorrect - Question 26 of 53
26. Question
Refer to the exhibit. A router has an existing ACL that permits all traffic from the 172.16.0.0 network. The administrator attempts to add a new ACE to the ACL that denies packets from host 172.16.0.1 and receives the error message that is shown in the exhibit. What action can the administrator take to block packets from host 172.16.0.1 while still permitting all other traffic from the 172.16.0.0 network?
CCNA4 v6.0 Practice Final Exam 001
CorrectIncorrect - Question 27 of 53
27. Question
Which three implicit access control entries are automatically added to the end of an IPv6 ACL? (Choose three.)CorrectIncorrect - Question 28 of 53
28. Question
Which statement describes a difference between the operation of inbound and outbound ACLs?CorrectIncorrect - Question 29 of 53
29. Question
What is the result of a DHCP starvation attack?CorrectIncorrect - Question 30 of 53
30. Question
What is a recommended best practice when dealing with the native VLAN?CorrectIncorrect - Question 31 of 53
31. Question
Which management protocol can be used securely with Cisco devices to retrieve or write to variables in a MIB?CorrectIncorrect - Question 32 of 53
32. Question
What are two benefits of using SNMP traps? (Choose two.)CorrectIncorrect - Question 33 of 53
33. Question
What is an advantage of SNMPv3 over SNMPv1 or SNMPv2?CorrectIncorrect - Question 34 of 53
34. Question
What network monitoring tool copies traffic moving through one switch port, and sends the copied traffic to another switch port for analysis?CorrectIncorrect - Question 35 of 53
35. Question
RSPAN depends on which type of VLAN?CorrectIncorrect - Question 36 of 53
36. Question
Why is QoS an important issue in a converged network that combines voice, video, and data communications?CorrectIncorrect - Question 37 of 53
37. Question
What are two characteristics of voice traffic? (Choose two.)CorrectIncorrect - Question 38 of 53
38. Question
True or False.
DiffServ is a QoS strategy that enforces end-to-end guarantees.CorrectIncorrect - Question 39 of 53
39. Question
What QoS step must occur before packets can be marked?CorrectIncorrect - Question 40 of 53
40. Question
Refer to the exhibit. A network administrator has deployed QoS and has configured the network to mark traffic on the VoIP phones as well as the Layer 2 and Layer 3 switches. Where should initial marking occur to establish the trust boundary?
CCNA4 v6.0 Practice Final Exam 002
CorrectIncorrect - Question 41 of 53
41. Question
Which IoT pillar provides the infrastructure for application mobility?CorrectIncorrect - Question 42 of 53
42. Question
What are three abstraction layers of a computer system? (Choose three.)CorrectIncorrect - Question 43 of 53
43. Question
Users are reporting longer delays in authentication and in accessing network resources during certain time periods of the week. What kind of information should network engineers check to find out if this situation is part of a normal network behavior?CorrectIncorrect - Question 44 of 53
44. Question
A user is unable to connect to the Internet. The network administrator decides to use the top-down troubleshooting approach. Which action should the administrator perform first?CorrectIncorrect - Question 45 of 53
45. Question
How do network administrators use IP SLAs to monitor a network and to detect a network failure early?CorrectIncorrect - Question 46 of 53
46. Question
What are two examples of network problems that are found at the data link layer? (Choose two.)CorrectIncorrect - Question 47 of 53
47. Question
The output of the show ip interface brief command indicates that Serial0/0/0 is up but the line protocol is down. What are two possible causes for the line protocol being in the down state? (Choose two.)CorrectIncorrect - Question 48 of 53
48. Question
Refer to the exhibit. A small office uses an ISR to provide connectivity for both wired and wireless computers. One day, a sales person who is using a laptop cannot connect to Server1 through the wireless network. A network technician attempts to determine if the problem is on the wireless or the wired network. The technician pings successfully from the wireless laptop to the default gateway IP address on the ISR. What should be the next troubleshooting step?
CCNA4 v6.0 Practice Final Exam 005
CorrectIncorrect - Question 49 of 53
49. Question
Refer to the exhibit. A ping from R1 to 10.1.1.2 is successful, but a ping from R1 to any address in the 192.168.2.0 network fails. What is the cause of this problem?
CCNA4 v6.0 Practice Final Exam 006
CorrectIncorrect - Question 50 of 53
50. Question
Which feature is unique to IPv6 ACLs when compared to those of IPv4 ACLs?CorrectIncorrect - Question 51 of 53
51. Question
Match the QoS solution to the category. (Not all options are used.)
Sort elements
- First-In, First-Out (FIFO)
- Low latency Queuing (LLQ)
- Integrated service (InServ)
- Differentiated services (DiffServ)
- weighted random early detection (WRED)
- QoS Queuing Algorithm
- QoS Queuing Algorithm
- QoS Policy Model
- QoS Policy Model
CorrectIncorrect - Question 52 of 53
52. Question
Match the QoS marking field to its corresponding OSI model layer.
Sort elements
- Layer 2
- Layer 2
- Layer 2
- Layer 3
- Layer 3
- Experimental (EXP)
- Class of Service (CoS)
- Wi-Fi Traffic Identifier (TID)
- IP Precedence
- Differentiated Services Code Point (DSCP)
CorrectIncorrect - Question 53 of 53
53. Question
Open the PT Activity. Perform the tasks in the activity instructions and then answer the question.
A user reports that PC0 cannot visit the web server http://www.server.com. Troubleshoot the network configuration to identify the problem.
What are three configuration issues that are causing the problem? (Choose three.)
CorrectIncorrect
